40969854 has 32 divisors (see below), whose sum is σ = 95005440. Its totient is φ = 13062456.

The previous prime is 40969843. The next prime is 40969861. The reversal of 40969854 is 45896904.

It is a happy number.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15252 + ... + 17735.

It is an arithmetic number, because the mean of its divisors is an integer number (2968920).

Almost surely, 2^40969854 is an apocalyptic number.

40969854 is an abundant number, since it is smaller than the sum of its proper divisors (54035586).

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

40969854 is a wasteful number, since it uses less digits than its factorization.

40969854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33021 (or 33015 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 40969854 is about 6400.7697974541. The cubic root of 40969854 is about 344.7371911567.

The spelling of 40969854 in words is "forty million, nine hundred sixty-nine thousand, eight hundred fifty-four".