396941674 has 4 divisors (see below), whose sum is σ = 595412514. Its totient is φ = 198470836.

The previous prime is 396941669. The next prime is 396941683. The reversal of 396941674 is 476149693.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 476149693 = 21517 ⋅22129.

It can be written as a sum of positive squares in only one way, i.e., 389786049 + 7155625 = 19743^2 + 2675^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99235417 + ... + 99235420.

Almost surely, 2^396941674 is an apocalyptic number.

396941674 is a deficient number, since it is larger than the sum of its proper divisors (198470840).

396941674 is a wasteful number, since it uses less digits than its factorization.

396941674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198470839.

The product of its digits is 979776, while the sum is 49.

The square root of 396941674 is about 19923.3951423948. The cubic root of 396941674 is about 734.9236652333.

The spelling of 396941674 in words is "three hundred ninety-six million, nine hundred forty-one thousand, six hundred seventy-four".