40627569 has 8 divisors (see below), whose sum is σ = 57356640. Its totient is φ = 25491776.

The previous prime is 40627547. The next prime is 40627589. The reversal of 40627569 is 96572604.

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 40627569 - 2¹⁶ = 40562033 is a prime.

It is a super-2 number, since 2×40627569² = 3301198725699522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40627519) 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, 398259 + ... + 398360.

It is an arithmetic number, because the mean of its divisors is an integer number (7169580).

Almost surely, 2^40627569 is an apocalyptic number.

It is an amenable number.

40627569 is a deficient number, since it is larger than the sum of its proper divisors (16729071).

40627569 is a wasteful number, since it uses less digits than its factorization.

40627569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796639.

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 40627569 is about 6373.9759177455. The cubic root of 40627569 is about 343.7744628761.

The spelling of 40627569 in words is "forty million, six hundred twenty-seven thousand, five hundred sixty-nine".