354213512 has 8 divisors (see below), whose sum is σ = 664150350. Its totient is φ = 177106752.

The previous prime is 354213487. The next prime is 354213527. The reversal of 354213512 is 215312453.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 316341796 + 37871716 = 17786^2 + 6154^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×354213512³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22138337 + ... + 22138352.

Almost surely, 2^354213512 is an apocalyptic number.

It is an amenable number.

354213512 is a deficient number, since it is larger than the sum of its proper divisors (309936838).

354213512 is a wasteful number, since it uses less digits than its factorization.

354213512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44276695 (or 44276691 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 354213512 is about 18820.5608843095. The cubic root of 354213512 is about 707.5465885156.

Adding to 354213512 its reverse (215312453), we get a palindrome (569525965).

The spelling of 354213512 in words is "three hundred fifty-four million, two hundred thirteen thousand, five hundred twelve".