396738498 has 32 divisors (see below), whose sum is σ = 855380736. Its totient is φ = 121949568.

The previous prime is 396738493. The next prime is 396738499. The reversal of 396738498 is 894837693.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (396738491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101590 + ... + 105422.

It is an arithmetic number, because the mean of its divisors is an integer number (26730648).

Almost surely, 2^396738498 is an apocalyptic number.

396738498 is an abundant number, since it is smaller than the sum of its proper divisors (458642238).

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

396738498 is a wasteful number, since it uses less digits than its factorization.

396738498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5178.

The product of its digits is 7838208, while the sum is 57.

The square root of 396738498 is about 19918.2955596105. The cubic root of 396738498 is about 734.7982527406.

The spelling of 396738498 in words is "three hundred ninety-six million, seven hundred thirty-eight thousand, four hundred ninety-eight".