40162427 has 8 divisors (see below), whose sum is σ = 41341872. Its totient is φ = 38988000.

The previous prime is 40162399. The next prime is 40162457. The reversal of 40162427 is 72426104.

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 40162427 - 2¹⁰ = 40161403 is a prime.

It is a super-2 number, since 2×40162427² = 3226041085060658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40162396 and 40162405.

It is not an unprimeable number, because it can be changed into a prime (40162457) 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, 20177 + ... + 22077.

It is an arithmetic number, because the mean of its divisors is an integer number (5167734).

Almost surely, 2^40162427 is an apocalyptic number.

40162427 is a deficient number, since it is larger than the sum of its proper divisors (1179445).

40162427 is a wasteful number, since it uses less digits than its factorization.

40162427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2509.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 40162427 is about 6337.3832928110. The cubic root of 40162427 is about 342.4574746072.

The spelling of 40162427 in words is "forty million, one hundred sixty-two thousand, four hundred twenty-seven".