40272715 has 8 divisors (see below), whose sum is σ = 55231200. Its totient is φ = 27615552.

The previous prime is 40272709. The next prime is 40272719. The reversal of 40272715 is 51727204.

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

It is a cyclic number.

It is not a de Polignac number, because 40272715 - 2³ = 40272707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40272719) 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, 575290 + ... + 575359.

It is an arithmetic number, because the mean of its divisors is an integer number (6903900).

Almost surely, 2^40272715 is an apocalyptic number.

40272715 is a deficient number, since it is larger than the sum of its proper divisors (14958485).

40272715 is a wasteful number, since it uses less digits than its factorization.

40272715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150661.

The product of its (nonzero) digits is 3920, while the sum is 28.

The square root of 40272715 is about 6346.0787105109. The cubic root of 40272715 is about 342.7706564675.

Adding to 40272715 its reverse (51727204), we get a palindrome (91999919).

The spelling of 40272715 in words is "forty million, two hundred seventy-two thousand, seven hundred fifteen".