354748986 has 12 divisors (see below), whose sum is σ = 768622842. Its totient is φ = 118249656.

The previous prime is 354748963. The next prime is 354748991. The reversal of 354748986 is 689847453.

354748986 is a `hidden beast` number, since 3 + 547 + 4 + 8 + 98 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 294980625 + 59768361 = 17175^2 + 7731^2 .

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, 9854121 + ... + 9854156.

Almost surely, 2^354748986 is an apocalyptic number.

354748986 is an abundant number, since it is smaller than the sum of its proper divisors (413873856).

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

354748986 is a wasteful number, since it uses less digits than its factorization.

354748986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19708285 (or 19708282 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The square root of 354748986 is about 18834.7812835722. The cubic root of 354748986 is about 707.9029480106.

The spelling of 354748986 in words is "three hundred fifty-four million, seven hundred forty-eight thousand, nine hundred eighty-six".