1574640132 has 48 divisors (see below), whose sum is σ = 3963157632. Its totient is φ = 483724800.

The previous prime is 1574640131. The next prime is 1574640167. The reversal of 1574640132 is 2310464751.

It is a junction number, because it is equal to n+sod(n) for n = 1574640093 and 1574640102.

It is not an unprimeable number, because it can be changed into a prime (1574640131) 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, 93132 + ... + 108732.

It is an arithmetic number, because the mean of its divisors is an integer number (82565784).

Almost surely, 2^1574640132 is an apocalyptic number.

1574640132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1574640132 is an abundant number, since it is smaller than the sum of its proper divisors (2388517500).

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

1574640132 is a wasteful number, since it uses less digits than its factorization.

1574640132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16268 (or 16266 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 1574640132 is about 39681.7354963212. The cubic root of 1574640132 is about 1163.3947651258.

The spelling of 1574640132 in words is "one billion, five hundred seventy-four million, six hundred forty thousand, one hundred thirty-two".