32220957 has 8 divisors (see below), whose sum is σ = 44009280. Its totient is φ = 20956640.

The previous prime is 32220949. The next prime is 32220961. The reversal of 32220957 is 75902223.

It is a happy number.

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 32220957 - 2³ = 32220949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32220157) 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, 130857 + ... + 131102.

It is an arithmetic number, because the mean of its divisors is an integer number (5501160).

Almost surely, 2^32220957 is an apocalyptic number.

It is an amenable number.

32220957 is a deficient number, since it is larger than the sum of its proper divisors (11788323).

32220957 is a wasteful number, since it uses less digits than its factorization.

32220957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262003.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 32220957 is about 5676.3506762708. The cubic root of 32220957 is about 318.2092586526.

The spelling of 32220957 in words is "thirty-two million, two hundred twenty thousand, nine hundred fifty-seven".