39954495 has 32 divisors (see below), whose sum is σ = 73751040. Its totient is φ = 18092160.

The previous prime is 39954493. The next prime is 39954517. The reversal of 39954495 is 59445993.

39954495 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 39954495 - 2¹ = 39954493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39954491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9700 + ... + 13190.

It is an arithmetic number, because the mean of its divisors is an integer number (2304720).

Almost surely, 2^39954495 is an apocalyptic number.

39954495 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

39954495 is a deficient number, since it is larger than the sum of its proper divisors (33796545).

39954495 is a wasteful number, since it uses less digits than its factorization.

39954495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3615.

The product of its digits is 874800, while the sum is 48.

The square root of 39954495 is about 6320.9568104837. The cubic root of 39954495 is about 341.8654526999.

The spelling of 39954495 in words is "thirty-nine million, nine hundred fifty-four thousand, four hundred ninety-five".