1625338032 has 20 divisors (see below), whose sum is σ = 4198790040. Its totient is φ = 541779328.

The previous prime is 1625337991. The next prime is 1625338051. The reversal of 1625338032 is 2308335261.

It is a junction number, because it is equal to n+sod(n) for n = 1625337984 and 1625338002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16930557 + ... + 16930652.

It is an arithmetic number, because the mean of its divisors is an integer number (209939502).

Almost surely, 2^1625338032 is an apocalyptic number.

1625338032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1625338032 is an abundant number, since it is smaller than the sum of its proper divisors (2573452008).

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

1625338032 is a wasteful number, since it uses less digits than its factorization.

1625338032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33861220 (or 33861214 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 1625338032 is about 40315.4812944110. The cubic root of 1625338032 is about 1175.7488588614.

It can be divided in two parts, 16253 and 38032, that added together give a triangular number (54285 = T₃₂₉).

The spelling of 1625338032 in words is "one billion, six hundred twenty-five million, three hundred thirty-eight thousand, thirty-two".