94201813 has 4 divisors (see below), whose sum is σ = 98297568. Its totient is φ = 90106060.

The previous prime is 94201801. The next prime is 94201817. The reversal of 94201813 is 31810249.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 94201813 - 2⁵ = 94201781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (94201817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2047843 + ... + 2047888.

It is an arithmetic number, because the mean of its divisors is an integer number (24574392).

Almost surely, 2^94201813 is an apocalyptic number.

It is an amenable number.

94201813 is a deficient number, since it is larger than the sum of its proper divisors (4095755).

94201813 is a wasteful number, since it uses less digits than its factorization.

94201813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4095754.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 94201813 is about 9705.7618454195. The cubic root of 94201813 is about 455.0087556179.

The spelling of 94201813 in words is "ninety-four million, two hundred one thousand, eight hundred thirteen".