39964002 has 32 divisors (see below), whose sum is σ = 87127488. Its totient is φ = 12146496.

The previous prime is 39963997. The next prime is 39964003. The reversal of 39964002 is 20046993.

It is not an unprimeable number, because it can be changed into a prime (39964003) 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, 3388 + ... + 9560.

It is an arithmetic number, because the mean of its divisors is an integer number (2722734).

Almost surely, 2^39964002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39964002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43563744).

39964002 is an abundant number, since it is smaller than the sum of its proper divisors (47163486).

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

39964002 is a wasteful number, since it uses less digits than its factorization.

39964002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6274.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 39964002 is about 6321.7087879781. The cubic root of 39964002 is about 341.8925656869.

The spelling of 39964002 in words is "thirty-nine million, nine hundred sixty-four thousand, two".