354052978 has 8 divisors (see below), whose sum is σ = 531683568. Its totient is φ = 176825124.

The previous prime is 354052913. The next prime is 354052997. The reversal of 354052978 is 879250453.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×354052978² = 250707022461336968, which contains 22 as substring.

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, 98476 + ... + 102007.

It is an arithmetic number, because the mean of its divisors is an integer number (66460446).

Almost surely, 2^354052978 is an apocalyptic number.

354052978 is a deficient number, since it is larger than the sum of its proper divisors (177630590).

354052978 is a wasteful number, since it uses less digits than its factorization.

354052978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201368.

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 354052978 is about 18816.2955440225. The cubic root of 354052978 is about 707.4396827051.

It can be divided in two parts, 35405 and 2978, that added together give a palindrome (38383).

The spelling of 354052978 in words is "three hundred fifty-four million, fifty-two thousand, nine hundred seventy-eight".