32399242 has 4 divisors (see below), whose sum is σ = 48598866. Its totient is φ = 16199620.

The previous prime is 32399239. The next prime is 32399251. The reversal of 32399242 is 24299323.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 30680521 + 1718721 = 5539^2 + 1311^2 .

It is a junction number, because it is equal to n+sod(n) for n = 32399198 and 32399207.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8099809 + ... + 8099812.

Almost surely, 2^32399242 is an apocalyptic number.

32399242 is a deficient number, since it is larger than the sum of its proper divisors (16199624).

32399242 is a wasteful number, since it uses less digits than its factorization.

32399242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16199623.

The product of its digits is 23328, while the sum is 34.

The square root of 32399242 is about 5692.0332044007. The cubic root of 32399242 is about 318.7950846391.

The spelling of 32399242 in words is "thirty-two million, three hundred ninety-nine thousand, two hundred forty-two".