94491031 has 4 divisors (see below), whose sum is σ = 95687200. Its totient is φ = 93294864.

The previous prime is 94491029. The next prime is 94491041. The reversal of 94491031 is 13019449.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 94491031 - 2¹ = 94491029 is a prime.

It is a super-2 number, since 2×94491031² = 17857109878885922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 94490984 and 94491002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94491041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 597966 + ... + 598123.

It is an arithmetic number, because the mean of its divisors is an integer number (23921800).

Almost surely, 2^94491031 is an apocalyptic number.

94491031 is a deficient number, since it is larger than the sum of its proper divisors (1196169).

94491031 is a wasteful number, since it uses less digits than its factorization.

94491031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1196168.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 94491031 is about 9720.6497210835. The cubic root of 94491031 is about 455.4739351844.

The spelling of 94491031 in words is "ninety-four million, four hundred ninety-one thousand, thirty-one".