40126698 has 32 divisors (see below), whose sum is σ = 94417920. Its totient is φ = 12588480.

The previous prime is 40126693. The next prime is 40126703. The reversal of 40126698 is 89662104.

It is an interprime number because it is at equal distance from previous prime (40126693) and next prime (40126703).

It is a super-2 number, since 2×40126698² = 3220303784766408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40126693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20938 + ... + 22773.

It is an arithmetic number, because the mean of its divisors is an integer number (2950560).

Almost surely, 2^40126698 is an apocalyptic number.

40126698 is an abundant number, since it is smaller than the sum of its proper divisors (54291222).

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

40126698 is a wasteful number, since it uses less digits than its factorization.

40126698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43739 (or 43733 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 40126698 is about 6334.5637576711. The cubic root of 40126698 is about 342.3558929869.

The spelling of 40126698 in words is "forty million, one hundred twenty-six thousand, six hundred ninety-eight".