32772397 has 16 divisors (see below), whose sum is σ = 39628800. Its totient is φ = 26475120.

The previous prime is 32772367. The next prime is 32772427. The reversal of 32772397 is 79327723.

It is an interprime number because it is at equal distance from previous prime (32772367) and next prime (32772427).

It is not a de Polignac number, because 32772397 - 2¹⁹ = 32248109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32772307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31272 + ... + 32302.

It is an arithmetic number, because the mean of its divisors is an integer number (2476800).

Almost surely, 2^32772397 is an apocalyptic number.

It is an amenable number.

32772397 is a deficient number, since it is larger than the sum of its proper divisors (6856403).

32772397 is a wasteful number, since it uses less digits than its factorization.

32772397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296.

The product of its digits is 111132, while the sum is 40.

The square root of 32772397 is about 5724.7180716608. The cubic root of 32772397 is about 320.0143125109.

The spelling of 32772397 in words is "thirty-two million, seven hundred seventy-two thousand, three hundred ninety-seven".