427332504 has 48 divisors (see below), whose sum is σ = 1096051320. Its totient is φ = 138759040.

The previous prime is 427332469. The next prime is 427332509. The reversal of 427332504 is 405233724.

It is a super-2 number, since 2×427332504² = 365226137949820032, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427332509) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 648127 + ... + 648785.

Almost surely, 2^427332504 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 427332504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (548025660).

427332504 is an abundant number, since it is smaller than the sum of its proper divisors (668718816).

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

427332504 is an equidigital number, since it uses as much as digits as its factorization.

427332504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368 (or 705 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 427332504 is about 20672.0222523100. The cubic root of 427332504 is about 753.2202301462.

The spelling of 427332504 in words is "four hundred twenty-seven million, three hundred thirty-two thousand, five hundred four".