40723607 has 4 divisors (see below), whose sum is σ = 41143536. Its totient is φ = 40303680.

The previous prime is 40723601. The next prime is 40723651. The reversal of 40723607 is 70632704.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40723607 - 2¹⁴ = 40707223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40723607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40723601) 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, 209819 + ... + 210012.

It is an arithmetic number, because the mean of its divisors is an integer number (10285884).

Almost surely, 2^40723607 is an apocalyptic number.

40723607 is a deficient number, since it is larger than the sum of its proper divisors (419929).

40723607 is an equidigital number, since it uses as much as digits as its factorization.

40723607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419928.

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 40723607 is about 6381.5050732566. The cubic root of 40723607 is about 344.0451282737.

The spelling of 40723607 in words is "forty million, seven hundred twenty-three thousand, six hundred seven".