625416442 has 32 divisors (see below), whose sum is σ = 1086441984. Its totient is φ = 264480000.

The previous prime is 625416433. The next prime is 625416443. The reversal of 625416442 is 244614526.

625416442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×625416442² = 782291451847878728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 625416398 and 625416407.

It is not an unprimeable number, because it can be changed into a prime (625416443) 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, 566463 + ... + 567565.

It is an arithmetic number, because the mean of its divisors is an integer number (33951312).

Almost surely, 2^625416442 is an apocalyptic number.

625416442 is a deficient number, since it is larger than the sum of its proper divisors (461025542).

625416442 is a wasteful number, since it uses less digits than its factorization.

625416442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614.

The product of its digits is 46080, while the sum is 34.

The square root of 625416442 is about 25008.3274530705. The cubic root of 625416442 is about 855.1778260587.

The spelling of 625416442 in words is "six hundred twenty-five million, four hundred sixteen thousand, four hundred forty-two".