425147637 has 8 divisors (see below), whose sum is σ = 567030304. Its totient is φ = 283348368.

The previous prime is 425147599. The next prime is 425147659. The reversal of 425147637 is 736741524.

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

It is not a de Polignac number, because 425147637 - 2¹² = 425143541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425147595 and 425147604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425147137) 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, 7783 + ... + 30180.

It is an arithmetic number, because the mean of its divisors is an integer number (70878788).

Almost surely, 2^425147637 is an apocalyptic number.

It is an amenable number.

425147637 is a deficient number, since it is larger than the sum of its proper divisors (141882667).

425147637 is a wasteful number, since it uses less digits than its factorization.

425147637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41699.

The product of its digits is 141120, while the sum is 39.

The square root of 425147637 is about 20619.1085403807. The cubic root of 425147637 is about 751.9343472232.

The spelling of 425147637 in words is "four hundred twenty-five million, one hundred forty-seven thousand, six hundred thirty-seven".