425513007 has 20 divisors (see below), whose sum is σ = 637457040. Its totient is φ = 282865824.

The previous prime is 425512979. The next prime is 425513051. The reversal of 425513007 is 700315524.

It is a happy number.

It is not a de Polignac number, because 425513007 - 2⁸ = 425512751 is a prime.

It is a super-2 number, since 2×425513007² = 362122638252364098, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425513507) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21763 + ... + 36395.

It is an arithmetic number, because the mean of its divisors is an integer number (31872852).

Almost surely, 2^425513007 is an apocalyptic number.

425513007 is a deficient number, since it is larger than the sum of its proper divisors (211944033).

425513007 is a wasteful number, since it uses less digits than its factorization.

425513007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15004 (or 14995 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 425513007 is about 20627.9666230096. The cubic root of 425513007 is about 752.1496885652.

The spelling of 425513007 in words is "four hundred twenty-five million, five hundred thirteen thousand, seven".