387601400 has 24 divisors (see below), whose sum is σ = 901173720. Its totient is φ = 155040480.

The previous prime is 387601393. The next prime is 387601439. The reversal of 387601400 is 4106783.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 968804 + ... + 969203.

It is an arithmetic number, because the mean of its divisors is an integer number (37548905).

Almost surely, 2^387601400 is an apocalyptic number.

It is an amenable number.

387601400 is an abundant number, since it is smaller than the sum of its proper divisors (513572320).

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

387601400 is a wasteful number, since it uses less digits than its factorization.

387601400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938023 (or 1938014 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 387601400 is about 19687.5950791355. The cubic root of 387601400 is about 729.1134543300.

The spelling of 387601400 in words is "three hundred eighty-seven million, six hundred one thousand, four hundred".