39770016 has 96 divisors (see below), whose sum is σ = 122689728. Its totient is φ = 11120640.

The previous prime is 39769997. The next prime is 39770023. The reversal of 39770016 is 61007793.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12280 + ... + 15176.

It is an arithmetic number, because the mean of its divisors is an integer number (1278018).

Almost surely, 2^39770016 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 39770016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61344864).

39770016 is an abundant number, since it is smaller than the sum of its proper divisors (82919712).

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

39770016 is a wasteful number, since it uses less digits than its factorization.

39770016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2934 (or 2926 counting only the distinct ones).

The product of its (nonzero) digits is 7938, while the sum is 33.

The square root of 39770016 is about 6306.3472787343. The cubic root of 39770016 is about 341.3384839446.

The spelling of 39770016 in words is "thirty-nine million, seven hundred seventy thousand, sixteen".