40499470 has 32 divisors (see below), whose sum is σ = 79789536. Its totient is φ = 14678400.

The previous prime is 40499467. The next prime is 40499471. The reversal of 40499470 is 7499404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40499471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60940 + ... + 61600.

It is an arithmetic number, because the mean of its divisors is an integer number (2493423).

Almost surely, 2^40499470 is an apocalyptic number.

40499470 is a deficient number, since it is larger than the sum of its proper divisors (39290066).

40499470 is a wasteful number, since it uses less digits than its factorization.

40499470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 40499470 is about 6363.9193898100. The cubic root of 40499470 is about 343.4127747384.

The spelling of 40499470 in words is "forty million, four hundred ninety-nine thousand, four hundred seventy".