400061336 has 16 divisors (see below), whose sum is σ = 767560200. Its totient is φ = 195378624.

The previous prime is 400061281. The next prime is 400061371. The reversal of 400061336 is 633160004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581141 + ... + 581828.

Almost surely, 2^400061336 is an apocalyptic number.

It is an amenable number.

400061336 is a deficient number, since it is larger than the sum of its proper divisors (367498864).

400061336 is a wasteful number, since it uses less digits than its factorization.

400061336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163018 (or 1163014 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 400061336 is about 20001.5333412216. The cubic root of 400061336 is about 736.8439584293.

The spelling of 400061336 in words is "four hundred million, sixty-one thousand, three hundred thirty-six".