425252615 has 16 divisors (see below), whose sum is σ = 524071296. Its totient is φ = 331065600.

The previous prime is 425252599. The next prime is 425252629. The reversal of 425252615 is 516252524.

It is not a de Polignac number, because 425252615 - 2⁴ = 425252599 is a prime.

It is a Duffinian number.

It is a congruent 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, 85949 + ... + 90761.

It is an arithmetic number, because the mean of its divisors is an integer number (32754456).

Almost surely, 2^425252615 is an apocalyptic number.

425252615 is a deficient number, since it is larger than the sum of its proper divisors (98818681).

425252615 is a wasteful number, since it uses less digits than its factorization.

425252615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5290.

The product of its digits is 24000, while the sum is 32.

The square root of 425252615 is about 20621.6540316241. The cubic root of 425252615 is about 751.9962316612.

Subtracting 425252615 from its reverse (516252524), we obtain a palindrome (90999909).

The spelling of 425252615 in words is "four hundred twenty-five million, two hundred fifty-two thousand, six hundred fifteen".