39450672 has 160 divisors (see below), whose sum is σ = 121420800. Its totient is φ = 12241152.

The previous prime is 39450667. The next prime is 39450679. The reversal of 39450672 is 27605493.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (39450679) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 588783 + ... + 588849.

It is an arithmetic number, because the mean of its divisors is an integer number (758880).

Almost surely, 2^39450672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39450672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60710400).

39450672 is an abundant number, since it is smaller than the sum of its proper divisors (81970128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39450672 is a wasteful number, since it uses less digits than its factorization.

39450672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 39450672 is about 6280.9769940671. The cubic root of 39450672 is about 340.4224046437.

The spelling of 39450672 in words is "thirty-nine million, four hundred fifty thousand, six hundred seventy-two".