1652603040 has 384 divisors, whose sum is σ = 6401203200. Its totient is φ = 394859520.

The previous prime is 1652603027. The next prime is 1652603059. The reversal of 1652603040 is 403062561.

1652603040 is a `hidden beast` number, since 1 + 6 + 52 + 603 + 0 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1652602995 and 1652603013.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3943951 + ... + 3944369.

It is an arithmetic number, because the mean of its divisors is an integer number (16669800).

Almost surely, 2^1652603040 is an apocalyptic number.

1652603040 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 1652603040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3200601600).

1652603040 is an abundant number, since it is smaller than the sum of its proper divisors (4748600160).

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

1652603040 is a wasteful number, since it uses less digits than its factorization.

1652603040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537 (or 523 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1652603040 is about 40652.2206035537. The cubic root of 1652603040 is about 1182.2868226101.

The spelling of 1652603040 in words is "one billion, six hundred fifty-two million, six hundred three thousand, forty".