40864373 has 4 divisors (see below), whose sum is σ = 44579328. Its totient is φ = 37149420.

The previous prime is 40864337. The next prime is 40864429. The reversal of 40864373 is 37346804.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40864373 - 2⁶ = 40864309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40864273) 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, 1857461 + ... + 1857482.

It is an arithmetic number, because the mean of its divisors is an integer number (11144832).

Almost surely, 2^40864373 is an apocalyptic number.

It is an amenable number.

40864373 is a deficient number, since it is larger than the sum of its proper divisors (3714955).

40864373 is a wasteful number, since it uses less digits than its factorization.

40864373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3714954.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 40864373 is about 6392.5247750791. The cubic root of 40864373 is about 344.4410833950.

The spelling of 40864373 in words is "forty million, eight hundred sixty-four thousand, three hundred seventy-three".