396179748 has 30 divisors (see below), whose sum is σ = 1035692966. Its totient is φ = 132059808.

The previous prime is 396179743. The next prime is 396179827. The reversal of 396179748 is 847971693.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 285677604 + 110502144 = 16902^2 + 10512^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 396179694 and 396179703.

It is not an unprimeable number, because it can be changed into a prime (396179743) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 611065 + ... + 611712.

Almost surely, 2^396179748 is an apocalyptic number.

It is an amenable number.

396179748 is an abundant number, since it is smaller than the sum of its proper divisors (639513218).

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

396179748 is a wasteful number, since it uses less digits than its factorization.

396179748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222793 (or 1222782 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 396179748 is about 19904.2645681773. The cubic root of 396179748 is about 734.4531375751.

The spelling of 396179748 in words is "three hundred ninety-six million, one hundred seventy-nine thousand, seven hundred forty-eight".