40477404 has 72 divisors (see below), whose sum is σ = 105746704. Its totient is φ = 12038400.

The previous prime is 40477379. The next prime is 40477433.

40477404 is nontrivially palindromic in base 10.

40477404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 88344 + ... + 88800.

Almost surely, 2^40477404 is an apocalyptic number.

40477404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40477404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52873352).

40477404 is an abundant number, since it is smaller than the sum of its proper divisors (65269300).

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

40477404 is a wasteful number, since it uses less digits than its factorization.

40477404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547 (or 534 counting only the distinct ones).

The product of its (nonzero) digits is 12544, while the sum is 30.

The square root of 40477404 is about 6362.1854735617. The cubic root of 40477404 is about 343.3503943093.

The spelling of 40477404 in words is "forty million, four hundred seventy-seven thousand, four hundred four".