39952248 has 96 divisors (see below), whose sum is σ = 118564560. Its totient is φ = 11182080.

The previous prime is 39952247. The next prime is 39952271. The reversal of 39952248 is 84225993.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39952247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62008 + ... + 62648.

Almost surely, 2^39952248 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 39952248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59282280).

39952248 is an abundant number, since it is smaller than the sum of its proper divisors (78612312).

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

39952248 is a wasteful number, since it uses less digits than its factorization.

39952248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717 (or 706 counting only the distinct ones).

The product of its digits is 155520, while the sum is 42.

The square root of 39952248 is about 6320.7790659064. The cubic root of 39952248 is about 341.8590438585.

The spelling of 39952248 in words is "thirty-nine million, nine hundred fifty-two thousand, two hundred forty-eight".