39422331 has 48 divisors (see below), whose sum is σ = 64157184. Its totient is φ = 23170752.

The previous prime is 39422329. The next prime is 39422351. The reversal of 39422331 is 13322493.

It is a happy number.

It is not a de Polignac number, because 39422331 - 2¹ = 39422329 is a prime.

It is a super-2 number, since 2×39422331² = 3108240362947122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 39422295 and 39422304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39422351) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 368380 + ... + 368486.

It is an arithmetic number, because the mean of its divisors is an integer number (1336608).

Almost surely, 2^39422331 is an apocalyptic number.

39422331 is a deficient number, since it is larger than the sum of its proper divisors (24734853).

39422331 is a wasteful number, since it uses less digits than its factorization.

39422331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240 (or 237 counting only the distinct ones).

The product of its digits is 3888, while the sum is 27.

The square root of 39422331 is about 6278.7204906732. The cubic root of 39422331 is about 340.3408663401.

The spelling of 39422331 in words is "thirty-nine million, four hundred twenty-two thousand, three hundred thirty-one".