39954854 has 4 divisors (see below), whose sum is σ = 59932284. Its totient is φ = 19977426.

The previous prime is 39954829. The next prime is 39954881. The reversal of 39954854 is 45845993.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×39954854² = 3192780716322632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 39954799 and 39954808.

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, 9988712 + ... + 9988715.

It is an arithmetic number, because the mean of its divisors is an integer number (14983071).

Almost surely, 2^39954854 is an apocalyptic number.

39954854 is a deficient number, since it is larger than the sum of its proper divisors (19977430).

39954854 is a wasteful number, since it uses less digits than its factorization.

39954854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19977429.

The product of its digits is 777600, while the sum is 47.

The square root of 39954854 is about 6320.9852080194. The cubic root of 39954854 is about 341.8664766092.

The spelling of 39954854 in words is "thirty-nine million, nine hundred fifty-four thousand, eight hundred fifty-four".