1603466040 has 128 divisors (see below), whose sum is σ = 5389701120. Its totient is φ = 378201600.

The previous prime is 1603466017. The next prime is 1603466047. The reversal of 1603466040 is 406643061.

It is a super-2 number, since 2×1603466040² = 5142206682866563200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1603465989 and 1603466007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1603466047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32425 + ... + 65255.

It is an arithmetic number, because the mean of its divisors is an integer number (42107040).

Almost surely, 2^1603466040 is an apocalyptic number.

1603466040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1603466040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2694850560).

1603466040 is an abundant number, since it is smaller than the sum of its proper divisors (3786235080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1603466040 is a wasteful number, since it uses less digits than its factorization.

1603466040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32893 (or 32889 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 1603466040 is about 40043.3020616432. The cubic root of 1603466040 is about 1170.4510497025.

The spelling of 1603466040 in words is "one billion, six hundred three million, four hundred sixty-six thousand, forty".