1602494256 has 80 divisors (see below), whose sum is σ = 4781801088. Its totient is φ = 457036800.

The previous prime is 1602494251. The next prime is 1602494269. The reversal of 1602494256 is 6524942061.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1602494251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80290 + ... + 98241.

Almost surely, 2^1602494256 is an apocalyptic number.

1602494256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1602494256 is an abundant number, since it is smaller than the sum of its proper divisors (3179306832).

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

1602494256 is a wasteful number, since it uses less digits than its factorization.

1602494256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178570 (or 178564 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The square root of 1602494256 is about 40031.1660584600. The cubic root of 1602494256 is about 1170.2145504707.

The spelling of 1602494256 in words is "one billion, six hundred two million, four hundred ninety-four thousand, two hundred fifty-six".