398011496 has 8 divisors (see below), whose sum is σ = 746271570. Its totient is φ = 199005744.

The previous prime is 398011489. The next prime is 398011499. The reversal of 398011496 is 694110893.

It can be written as a sum of positive squares in only one way, i.e., 285948100 + 112063396 = 16910^2 + 10586^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (398011499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24875711 + ... + 24875726.

Almost surely, 2^398011496 is an apocalyptic number.

It is an amenable number.

398011496 is a deficient number, since it is larger than the sum of its proper divisors (348260074).

398011496 is a wasteful number, since it uses less digits than its factorization.

398011496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49751443 (or 49751439 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 398011496 is about 19950.2254623851. The cubic root of 398011496 is about 735.5833190034.

The spelling of 398011496 in words is "three hundred ninety-eight million, eleven thousand, four hundred ninety-six".