40722459 has 8 divisors (see below), whose sum is σ = 55764240. Its totient is φ = 26414496.

The previous prime is 40722457. The next prime is 40722523. The reversal of 40722459 is 95422704.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40722459 - 2¹ = 40722457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40722457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183324 + ... + 183545.

It is an arithmetic number, because the mean of its divisors is an integer number (6970530).

Almost surely, 2^40722459 is an apocalyptic number.

40722459 is a deficient number, since it is larger than the sum of its proper divisors (15041781).

40722459 is a wasteful number, since it uses less digits than its factorization.

40722459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366909.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 40722459 is about 6381.4151251897. The cubic root of 40722459 is about 344.0418953616.

The spelling of 40722459 in words is "forty million, seven hundred twenty-two thousand, four hundred fifty-nine".