351421052 has 12 divisors (see below), whose sum is σ = 615120240. Its totient is φ = 175672416.

The previous prime is 351421033. The next prime is 351421067. The reversal of 351421052 is 250124153.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25649 + ... + 36887.

It is an arithmetic number, because the mean of its divisors is an integer number (51260020).

Almost surely, 2^351421052 is an apocalyptic number.

It is an amenable number.

351421052 is a deficient number, since it is larger than the sum of its proper divisors (263699188).

351421052 is a wasteful number, since it uses less digits than its factorization.

351421052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19060 (or 19058 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 351421052 is about 18746.2276738548. The cubic root of 351421052 is about 705.6823546245.

The spelling of 351421052 in words is "three hundred fifty-one million, four hundred twenty-one thousand, fifty-two".