40246161 has 16 divisors (see below), whose sum is σ = 56712000. Its totient is φ = 25316928.

The previous prime is 40246061. The next prime is 40246223. The reversal of 40246161 is 16164204.

It is a de Polignac number, because none of the positive numbers 2^k-40246161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40246061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14515 + ... + 17063.

It is an arithmetic number, because the mean of its divisors is an integer number (3544500).

Almost surely, 2^40246161 is an apocalyptic number.

It is an amenable number.

40246161 is a deficient number, since it is larger than the sum of its proper divisors (16465839).

40246161 is a wasteful number, since it uses less digits than its factorization.

40246161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2848.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 40246161 is about 6343.9862074251. The cubic root of 40246161 is about 342.6953041005.

The spelling of 40246161 in words is "forty million, two hundred forty-six thousand, one hundred sixty-one".