32401923 has 4 divisors (see below), whose sum is σ = 43202568. Its totient is φ = 21601280.

The previous prime is 32401907. The next prime is 32401939. The reversal of 32401923 is 32910423.

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

It is an interprime number because it is at equal distance from previous prime (32401907) and next prime (32401939).

It is a cyclic number.

It is not a de Polignac number, because 32401923 - 2⁴ = 32401907 is a prime.

It is a super-2 number, since 2×32401923² = 2099769228195858, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32401893 and 32401902.

It is not an unprimeable number, because it can be changed into a prime (32408923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5400318 + ... + 5400323.

It is an arithmetic number, because the mean of its divisors is an integer number (10800642).

Almost surely, 2^32401923 is an apocalyptic number.

32401923 is a deficient number, since it is larger than the sum of its proper divisors (10800645).

32401923 is a wasteful number, since it uses less digits than its factorization.

32401923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10800644.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 32401923 is about 5692.2687041284. The cubic root of 32401923 is about 318.8038777054.

The spelling of 32401923 in words is "thirty-two million, four hundred one thousand, nine hundred twenty-three".