354139072 has 42 divisors (see below), whose sum is σ = 817485792. Its totient is φ = 151772544.

The previous prime is 354139033. The next prime is 354139103. The reversal of 354139072 is 270931453.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53328 + ... + 59599.

Almost surely, 2^354139072 is an apocalyptic number.

354139072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

354139072 is an abundant number, since it is smaller than the sum of its proper divisors (463346720).

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

354139072 is a wasteful number, since it uses less digits than its factorization.

354139072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112953 (or 112936 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 354139072 is about 18818.5831560189. The cubic root of 354139072 is about 707.4970200526.

The spelling of 354139072 in words is "three hundred fifty-four million, one hundred thirty-nine thousand, seventy-two".