94021398 has 20 divisors (see below), whose sum is σ = 210677940. Its totient is φ = 31340412.

The previous prime is 94021381. The next prime is 94021399. The reversal of 94021398 is 89312049.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94021399) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 290028 + ... + 290351.

It is an arithmetic number, because the mean of its divisors is an integer number (10533897).

Almost surely, 2^94021398 is an apocalyptic number.

94021398 is an abundant number, since it is smaller than the sum of its proper divisors (116656542).

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

94021398 is a wasteful number, since it uses less digits than its factorization.

94021398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580393 (or 580384 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 94021398 is about 9696.4631696305. The cubic root of 94021398 is about 454.7180928932.

The spelling of 94021398 in words is "ninety-four million, twenty-one thousand, three hundred ninety-eight".