39422217 has 8 divisors (see below), whose sum is σ = 52594560. Its totient is φ = 26265680.

The previous prime is 39422213. The next prime is 39422221. The reversal of 39422217 is 71222493.

It is an interprime number because it is at equal distance from previous prime (39422213) and next prime (39422221).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 39422217 - 2² = 39422213 is a prime.

It is a super-2 number, since 2×39422217² = 3108222386390178, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (39422213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4384 + ... + 9902.

It is an arithmetic number, because the mean of its divisors is an integer number (6574320).

Almost surely, 2^39422217 is an apocalyptic number.

It is an amenable number.

39422217 is a deficient number, since it is larger than the sum of its proper divisors (13172343).

39422217 is a wasteful number, since it uses less digits than its factorization.

39422217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7903.

The product of its digits is 6048, while the sum is 30.

The square root of 39422217 is about 6278.7114123839. The cubic root of 39422217 is about 340.3405382782.

The spelling of 39422217 in words is "thirty-nine million, four hundred twenty-two thousand, two hundred seventeen".