94091428 has 24 divisors (see below), whose sum is σ = 170815680. Its totient is φ = 45296160.

The previous prime is 94091419. The next prime is 94091443. The reversal of 94091428 is 82419049.

It is a happy number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50473 + ... + 52303.

It is an arithmetic number, because the mean of its divisors is an integer number (7117320).

Almost surely, 2^94091428 is an apocalyptic number.

It is an amenable number.

94091428 is a deficient number, since it is larger than the sum of its proper divisors (76724252).

94091428 is a wasteful number, since it uses less digits than its factorization.

94091428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2307 (or 2305 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 94091428 is about 9700.0736079681. The cubic root of 94091428 is about 454.8309608356.

The spelling of 94091428 in words is "ninety-four million, ninety-one thousand, four hundred twenty-eight".