40863404 has 12 divisors (see below), whose sum is σ = 71563128. Its totient is φ = 20416800.

The previous prime is 40863379. The next prime is 40863409. The reversal of 40863404 is 40436804.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40863409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4424 + ... + 10064.

It is an arithmetic number, because the mean of its divisors is an integer number (5963594).

Almost surely, 2^40863404 is an apocalyptic number.

It is an amenable number.

40863404 is a deficient number, since it is larger than the sum of its proper divisors (30699724).

40863404 is a wasteful number, since it uses less digits than its factorization.

40863404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7456 (or 7454 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 40863404 is about 6392.4489829798. The cubic root of 40863404 is about 344.4383608437.

The spelling of 40863404 in words is "forty million, eight hundred sixty-three thousand, four hundred four".