39948952 has 8 divisors (see below), whose sum is σ = 74904300. Its totient is φ = 19974472.

The previous prime is 39948949. The next prime is 39948967. The reversal of 39948952 is 25984993.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 39948896 and 39948905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2496802 + ... + 2496817.

Almost surely, 2^39948952 is an apocalyptic number.

It is an amenable number.

39948952 is a deficient number, since it is larger than the sum of its proper divisors (34955348).

39948952 is a wasteful number, since it uses less digits than its factorization.

39948952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4993625 (or 4993621 counting only the distinct ones).

The product of its digits is 699840, while the sum is 49.

The square root of 39948952 is about 6320.5183331749. The cubic root of 39948952 is about 341.8496426487.

The spelling of 39948952 in words is "thirty-nine million, nine hundred forty-eight thousand, nine hundred fifty-two".