1625567052 has 24 divisors (see below), whose sum is σ = 3816264256. Its totient is φ = 538530768.

The previous prime is 1625567029. The next prime is 1625567063. The reversal of 1625567052 is 2507655261.

It is a self number, because there is not a number n which added to its sum of digits gives 1625567052.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413578 + ... + 417489.

Almost surely, 2^1625567052 is an apocalyptic number.

1625567052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1625567052 is an abundant number, since it is smaller than the sum of its proper divisors (2190697204).

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

1625567052 is a wasteful number, since it uses less digits than its factorization.

1625567052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831237 (or 831235 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 1625567052 is about 40318.3215424452. The cubic root of 1625567052 is about 1175.8040796529.

The spelling of 1625567052 in words is "one billion, six hundred twenty-five million, five hundred sixty-seven thousand, fifty-two".