1625774332 has 36 divisors (see below), whose sum is σ = 3564203160. Its totient is φ = 643162464.

The previous prime is 1625774327. The next prime is 1625774333. The reversal of 1625774332 is 2334775261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1625774333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 316482 + ... + 321577.

Almost surely, 2^1625774332 is an apocalyptic number.

It is an amenable number.

1625774332 is an abundant number, since it is smaller than the sum of its proper divisors (1938428828).

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

1625774332 is a wasteful number, since it uses less digits than its factorization.

1625774332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638090 (or 638081 counting only the distinct ones).

The product of its digits is 211680, while the sum is 40.

The square root of 1625774332 is about 40320.8920040219. The cubic root of 1625774332 is about 1175.8540540728.

The spelling of 1625774332 in words is "one billion, six hundred twenty-five million, seven hundred seventy-four thousand, three hundred thirty-two".