625604534 has 8 divisors (see below), whose sum is σ = 942435000. Its totient is φ = 311459536.

The previous prime is 625604533. The next prime is 625604543. The reversal of 625604534 is 435406526.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×625604534² = 782762065922714312, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 625604494 and 625604503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (625604533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 670784 + ... + 671715.

It is an arithmetic number, because the mean of its divisors is an integer number (117804375).

Almost surely, 2^625604534 is an apocalyptic number.

625604534 is a deficient number, since it is larger than the sum of its proper divisors (316830466).

625604534 is a wasteful number, since it uses less digits than its factorization.

625604534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342734.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 625604534 is about 25012.0877577223. The cubic root of 625604534 is about 855.2635481335.

The spelling of 625604534 in words is "six hundred twenty-five million, six hundred four thousand, five hundred thirty-four".