1603272240 has 60 divisors (see below), whose sum is σ = 5384325024. Its totient is φ = 427539072.

The previous prime is 1603272217. The next prime is 1603272263. The reversal of 1603272240 is 422723061.

It is an interprime number because it is at equal distance from previous prime (1603272217) and next prime (1603272263).

It is a tau number, because it is divible by the number of its divisors (60).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1112664 + ... + 1114103.

Almost surely, 2^1603272240 is an apocalyptic number.

1603272240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1603272240 is an abundant number, since it is smaller than the sum of its proper divisors (3781052784).

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

1603272240 is a wasteful number, since it uses less digits than its factorization.

1603272240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2226786 (or 2226777 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 1603272240 is about 40040.8821081654. The cubic root of 1603272240 is about 1170.4038929918.

The spelling of 1603272240 in words is "one billion, six hundred three million, two hundred seventy-two thousand, two hundred forty".