63857094 has 24 divisors (see below), whose sum is σ = 148566168. Its totient is φ = 18244800.

The previous prime is 63857093. The next prime is 63857099. The reversal of 63857094 is 49075836.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63857093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108307 + ... + 108894.

It is an arithmetic number, because the mean of its divisors is an integer number (6190257).

Almost surely, 2^63857094 is an apocalyptic number.

63857094 is an abundant number, since it is smaller than the sum of its proper divisors (84709074).

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

63857094 is a wasteful number, since it uses less digits than its factorization.

63857094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217220 (or 217213 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 63857094 is about 7991.0633835554. The cubic root of 63857094 is about 399.7020572971.

The spelling of 63857094 in words is "sixty-three million, eight hundred fifty-seven thousand, ninety-four".