426747625 has 16 divisors (see below), whose sum is σ = 535796352. Its totient is φ = 339337200.

The previous prime is 426747599. The next prime is 426747637. The reversal of 426747625 is 526747624.

It is a de Polignac number, because none of the positive numbers 2^k-426747625 is a prime.

It is a super-2 number, since 2×426747625² = 364227070886281250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10654 + ... + 31096.

It is an arithmetic number, because the mean of its divisors is an integer number (33487272).

Almost surely, 2^426747625 is an apocalyptic number.

It is an amenable number.

426747625 is a deficient number, since it is larger than the sum of its proper divisors (109048727).

426747625 is a wasteful number, since it uses less digits than its factorization.

426747625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20625 (or 20615 counting only the distinct ones).

The product of its digits is 564480, while the sum is 43.

The square root of 426747625 is about 20657.8707760505. The cubic root of 426747625 is about 752.8764355363.

Subtracting 426747625 from its reverse (526747624), we obtain a palindrome (99999999).

The spelling of 426747625 in words is "four hundred twenty-six million, seven hundred forty-seven thousand, six hundred twenty-five".