94138870 has 32 divisors (see below), whose sum is σ = 198386496. Its totient is φ = 31488000.

The previous prime is 94138867. The next prime is 94138871. The reversal of 94138870 is 7883149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94138871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13531 + ... + 19270.

It is an arithmetic number, because the mean of its divisors is an integer number (6199578).

Almost surely, 2^94138870 is an apocalyptic number.

94138870 is an abundant number, since it is smaller than the sum of its proper divisors (104247626).

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

94138870 is a wasteful number, since it uses less digits than its factorization.

94138870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32856.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 94138870 is about 9702.5187451507. The cubic root of 94138870 is about 454.9073916904.

The spelling of 94138870 in words is "ninety-four million, one hundred thirty-eight thousand, eight hundred seventy".