32645379 has 16 divisors (see below), whose sum is σ = 47319552. Its totient is φ = 19899168.

The previous prime is 32645317. The next prime is 32645399. The reversal of 32645379 is 97354623.

It is not a de Polignac number, because 32645379 - 2⁹ = 32644867 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (32645399) 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, 262 + ... + 8084.

It is an arithmetic number, because the mean of its divisors is an integer number (2957472).

Almost surely, 2^32645379 is an apocalyptic number.

32645379 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

32645379 is a deficient number, since it is larger than the sum of its proper divisors (14674173).

32645379 is a wasteful number, since it uses less digits than its factorization.

32645379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7946.

The product of its digits is 136080, while the sum is 39.

The square root of 32645379 is about 5713.6134801017. The cubic root of 32645379 is about 319.6003441668.

The spelling of 32645379 in words is "thirty-two million, six hundred forty-five thousand, three hundred seventy-nine".