39954612 has 12 divisors (see below), whose sum is σ = 93227456. Its totient is φ = 13318200.

The previous prime is 39954601. The next prime is 39954619. The reversal of 39954612 is 21645993.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39954619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1664764 + ... + 1664787.

Almost surely, 2^39954612 is an apocalyptic number.

It is an amenable number.

39954612 is an abundant number, since it is smaller than the sum of its proper divisors (53272844).

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

39954612 is a wasteful number, since it uses less digits than its factorization.

39954612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3329558 (or 3329556 counting only the distinct ones).

The product of its digits is 58320, while the sum is 39.

The square root of 39954612 is about 6320.9660654049. The cubic root of 39954612 is about 341.8657863980.

The spelling of 39954612 in words is "thirty-nine million, nine hundred fifty-four thousand, six hundred twelve".