354281664 has 56 divisors (see below), whose sum is σ = 1022591808. Its totient is φ = 107357440.

The previous prime is 354281597. The next prime is 354281689. The reversal of 354281664 is 466182453.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81762 + ... + 85985.

It is an arithmetic number, because the mean of its divisors is an integer number (18260568).

Almost surely, 2^354281664 is an apocalyptic number.

It is an amenable number.

354281664 is an abundant number, since it is smaller than the sum of its proper divisors (668310144).

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

354281664 is a wasteful number, since it uses less digits than its factorization.

354281664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167773 (or 167763 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 354281664 is about 18822.3713702604. The cubic root of 354281664 is about 707.5919638059.

The spelling of 354281664 in words is "three hundred fifty-four million, two hundred eighty-one thousand, six hundred sixty-four".