39522012 has 36 divisors (see below), whose sum is σ = 95681880. Its totient is φ = 12681984.

The previous prime is 39522001. The next prime is 39522017. The reversal of 39522012 is 21022593.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39522017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117108 + ... + 117444.

It is an arithmetic number, because the mean of its divisors is an integer number (2657830).

Almost surely, 2^39522012 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 39522012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47840940).

39522012 is an abundant number, since it is smaller than the sum of its proper divisors (56159868).

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

39522012 is a wasteful number, since it uses less digits than its factorization.

39522012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710 (or 371 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 39522012 is about 6286.6534817819. The cubic root of 39522012 is about 340.6274802389.

The spelling of 39522012 in words is "thirty-nine million, five hundred twenty-two thousand, twelve".