425156732 has 144 divisors (see below), whose sum is σ = 1032292800. Its totient is φ = 152127360.

The previous prime is 425156671. The next prime is 425156759. The reversal of 425156732 is 237651524.

It is a junction number, because it is equal to n+sod(n) for n = 425156692 and 425156701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2158058 + ... + 2158254.

It is an arithmetic number, because the mean of its divisors is an integer number (7168700).

Almost surely, 2^425156732 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425156732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (516146400).

425156732 is an abundant number, since it is smaller than the sum of its proper divisors (607136068).

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

425156732 is a wasteful number, since it uses less digits than its factorization.

425156732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257 (or 230 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 425156732 is about 20619.3290870484. The cubic root of 425156732 is about 751.9397091206.

The spelling of 425156732 in words is "four hundred twenty-five million, one hundred fifty-six thousand, seven hundred thirty-two".