625337434 has 4 divisors (see below), whose sum is σ = 938006154. Its totient is φ = 312668716.

The previous prime is 625337429. The next prime is 625337477. The reversal of 625337434 is 434733526.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 349877025 + 275460409 = 18705^2 + 16597^2 .

It is a junction number, because it is equal to n+sod(n) for n = 625337393 and 625337402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156334357 + ... + 156334360.

Almost surely, 2^625337434 is an apocalyptic number.

625337434 is a deficient number, since it is larger than the sum of its proper divisors (312668720).

625337434 is a wasteful number, since it uses less digits than its factorization.

625337434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312668719.

The product of its digits is 181440, while the sum is 37.

The square root of 625337434 is about 25006.7477693522. The cubic root of 625337434 is about 855.1418133955.

The spelling of 625337434 in words is "six hundred twenty-five million, three hundred thirty-seven thousand, four hundred thirty-four".