94121790 has 32 divisors (see below), whose sum is σ = 258163200. Its totient is φ = 21513504.

The previous prime is 94121779. The next prime is 94121803. The reversal of 94121790 is 9712149.

It is a super-2 number, since 2×94121790² = 17717822705608200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223890 + ... + 224309.

It is an arithmetic number, because the mean of its divisors is an integer number (8067600).

Almost surely, 2^94121790 is an apocalyptic number.

94121790 is an abundant number, since it is smaller than the sum of its proper divisors (164041410).

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

94121790 is a wasteful number, since it uses less digits than its factorization.

94121790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448216.

The product of its (nonzero) digits is 4536, while the sum is 33.

The square root of 94121790 is about 9701.6385214045. The cubic root of 94121790 is about 454.8798781239.

The spelling of 94121790 in words is "ninety-four million, one hundred twenty-one thousand, seven hundred ninety".