354197040 has 80 divisors (see below), whose sum is σ = 1162613088. Its totient is φ = 88895488.

The previous prime is 354197021. The next prime is 354197059. The reversal of 354197040 is 40791453.

It is an interprime number because it is at equal distance from previous prime (354197021) and next prime (354197059).

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-3 number, since 3×354197040³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 354196992 and 354197010.

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 15 ways as a sum of consecutive naturals, for example, 39327 + ... + 47486.

Almost surely, 2^354197040 is an apocalyptic number.

354197040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

354197040 is an abundant number, since it is smaller than the sum of its proper divisors (808416048).

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

354197040 is a wasteful number, since it uses less digits than its factorization.

354197040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86846 (or 86840 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 354197040 is about 18820.1232727100. The cubic root of 354197040 is about 707.5356206599.

The spelling of 354197040 in words is "three hundred fifty-four million, one hundred ninety-seven thousand, forty".