354779966 has 8 divisors (see below), whose sum is σ = 534290904. Its totient is φ = 176683000.

The previous prime is 354779963. The next prime is 354779983. The reversal of 354779966 is 669977453.

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

It is a super-2 number, since 2×354779966² = 251737648549922312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354779963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352865 + ... + 353868.

It is an arithmetic number, because the mean of its divisors is an integer number (66786363).

Almost surely, 2^354779966 is an apocalyptic number.

354779966 is a deficient number, since it is larger than the sum of its proper divisors (179510938).

354779966 is a wasteful number, since it uses less digits than its factorization.

354779966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706986.

The product of its digits is 8573040, while the sum is 56.

The square root of 354779966 is about 18835.6036802647. The cubic root of 354779966 is about 707.9235543133.

The spelling of 354779966 in words is "three hundred fifty-four million, seven hundred seventy-nine thousand, nine hundred sixty-six".