40349854 has 16 divisors (see below), whose sum is σ = 61900848. Its totient is φ = 19719232.

The previous prime is 40349849. The next prime is 40349861. The reversal of 40349854 is 45894304.

It is a super-2 number, since 2×40349854² = 3256221435642632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36234 + ... + 37330.

It is an arithmetic number, because the mean of its divisors is an integer number (3868803).

Almost surely, 2^40349854 is an apocalyptic number.

40349854 is a deficient number, since it is larger than the sum of its proper divisors (21550994).

40349854 is a wasteful number, since it uses less digits than its factorization.

40349854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 40349854 is about 6352.1534931077. The cubic root of 40349854 is about 342.9893663458.

The spelling of 40349854 in words is "forty million, three hundred forty-nine thousand, eight hundred fifty-four".