425064531 has 8 divisors (see below), whose sum is σ = 576043984. Its totient is φ = 278730720.

The previous prime is 425064527. The next prime is 425064539. The reversal of 425064531 is 135460524.

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

It is not a de Polignac number, because 425064531 - 2² = 425064527 is a prime.

It is a super-2 number, since 2×425064531² = 361359711028499922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425064539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1161196 + ... + 1161561.

It is an arithmetic number, because the mean of its divisors is an integer number (72005498).

Almost surely, 2^425064531 is an apocalyptic number.

425064531 is a deficient number, since it is larger than the sum of its proper divisors (150979453).

425064531 is a wasteful number, since it uses less digits than its factorization.

425064531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2322821.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 425064531 is about 20617.0931753242. The cubic root of 425064531 is about 751.8853490849.

The spelling of 425064531 in words is "four hundred twenty-five million, sixty-four thousand, five hundred thirty-one".