32224401993 has 24 divisors (see below), whose sum is σ = 50140459488. Its totient is φ = 18355087296.

The previous prime is 32224401973. The next prime is 32224402013. The reversal of 32224401993 is 39910442223.

It is an interprime number because it is at equal distance from previous prime (32224401973) and next prime (32224402013).

It is not a de Polignac number, because 32224401993 - 2⁶ = 32224401929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32224401973) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 304171 + ... + 396192.

It is an arithmetic number, because the mean of its divisors is an integer number (2089185812).

Almost surely, 2^32224401993 is an apocalyptic number.

It is an amenable number.

32224401993 is a deficient number, since it is larger than the sum of its proper divisors (17916057495).

32224401993 is a wasteful number, since it uses less digits than its factorization.

32224401993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700693 (or 700686 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 39.

The spelling of 32224401993 in words is "thirty-two billion, two hundred twenty-four million, four hundred one thousand, nine hundred ninety-three".