40193464 has 8 divisors (see below), whose sum is σ = 75362760. Its totient is φ = 20096728.

The previous prime is 40193431. The next prime is 40193477. The reversal of 40193464 is 46439104.

40193464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 2512084 + ... + 2512099.

It is an arithmetic number, because the mean of its divisors is an integer number (9420345).

Almost surely, 2^40193464 is an apocalyptic number.

It is an amenable number.

40193464 is a deficient number, since it is larger than the sum of its proper divisors (35169296).

40193464 is a wasteful number, since it uses less digits than its factorization.

40193464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5024189 (or 5024185 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 40193464 is about 6339.8315435033. The cubic root of 40193464 is about 342.5456674503.

The spelling of 40193464 in words is "forty million, one hundred ninety-three thousand, four hundred sixty-four".