3801857400 has 144 divisors (see below), whose sum is σ = 13928695560. Its totient is φ = 921657600.

The previous prime is 3801857393. The next prime is 3801857417. The reversal of 3801857400 is 47581083.

3801857400 is a `hidden beast` number, since 3 + 80 + 1 + 8 + 574 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 35 ways as a sum of consecutive naturals, for example, 76207 + ... + 115806.

Almost surely, 2^3801857400 is an apocalyptic number.

3801857400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3801857400 is an abundant number, since it is smaller than the sum of its proper divisors (10126838160).

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

3801857400 is a wasteful number, since it uses less digits than its factorization.

3801857400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192046 (or 192034 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 3801857400 is about 61659.2036925551. The cubic root of 3801857400 is about 1560.7449597784.

The spelling of 3801857400 in words is "three billion, eight hundred one million, eight hundred fifty-seven thousand, four hundred".