421269952 has 14 divisors (see below), whose sum is σ = 835957688. Its totient is φ = 210634944.

The previous prime is 421269929. The next prime is 421269967. The reversal of 421269952 is 259962124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3291108 + ... + 3291235.

Almost surely, 2^421269952 is an apocalyptic number.

It is an amenable number.

421269952 is a deficient number, since it is larger than the sum of its proper divisors (414687736).

421269952 is an equidigital number, since it uses as much as digits as its factorization.

421269952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6582355 (or 6582345 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 421269952 is about 20524.8618022144. The cubic root of 421269952 is about 749.6412814924.

The spelling of 421269952 in words is "four hundred twenty-one million, two hundred sixty-nine thousand, nine hundred fifty-two".