40118298 has 32 divisors (see below), whose sum is σ = 87892992. Its totient is φ = 12106800.

The previous prime is 40118293. The next prime is 40118303. The reversal of 40118298 is 89281104.

It is an interprime number because it is at equal distance from previous prime (40118293) and next prime (40118303).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (40118293) 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, 16765 + ... + 19007.

It is an arithmetic number, because the mean of its divisors is an integer number (2746656).

Almost surely, 2^40118298 is an apocalyptic number.

40118298 is an abundant number, since it is smaller than the sum of its proper divisors (47774694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40118298 is a wasteful number, since it uses less digits than its factorization.

40118298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2530.

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 40118298 is about 6333.9006938852. The cubic root of 40118298 is about 342.3320020752.

The spelling of 40118298 in words is "forty million, one hundred eighteen thousand, two hundred ninety-eight".