4000624398 has 32 divisors (see below), whose sum is σ = 8901177600. Its totient is φ = 1331906328.

The previous prime is 4000624367. The next prime is 4000624417. The reversal of 4000624398 is 8934260004.

It is a happy number.

4000624398 is a `hidden beast` number, since 400 + 0 + 6 + 243 + 9 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 568 + ... + 89451.

It is an arithmetic number, because the mean of its divisors is an integer number (278161800).

Almost surely, 2^4000624398 is an apocalyptic number.

4000624398 is an abundant number, since it is smaller than the sum of its proper divisors (4900553202).

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

4000624398 is a wasteful number, since it uses less digits than its factorization.

4000624398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90853 (or 90847 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 4000624398 is about 63250.4893103603. The cubic root of 4000624398 is about 1587.4836451743.

The spelling of 4000624398 in words is "four billion, six hundred twenty-four thousand, three hundred ninety-eight".