425634552 has 48 divisors (see below), whose sum is σ = 1317441840. Its totient is φ = 121609728.

The previous prime is 425634529. The next prime is 425634577. The reversal of 425634552 is 255436524.

425634552 is a `hidden beast` number, since 4 + 2 + 563 + 45 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 421753 + ... + 422760.

It is an arithmetic number, because the mean of its divisors is an integer number (27446705).

Almost surely, 2^425634552 is an apocalyptic number.

425634552 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

425634552 is an abundant number, since it is smaller than the sum of its proper divisors (891807288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425634552 is a wasteful number, since it uses less digits than its factorization.

425634552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844532 (or 844525 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 425634552 is about 20630.9125343500. The cubic root of 425634552 is about 752.2212972895.

The spelling of 425634552 in words is "four hundred twenty-five million, six hundred thirty-four thousand, five hundred fifty-two".