40134068 has 12 divisors (see below), whose sum is σ = 75637380. Its totient is φ = 18523392.

The previous prime is 40134043. The next prime is 40134079. The reversal of 40134068 is 86043104.

It can be written as a sum of positive squares in 2 ways, for example, as 12802084 + 27331984 = 3578^2 + 5228^2 .

It is a super-2 number, since 2×40134068² = 3221486828457248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385853 + ... + 385956.

It is an arithmetic number, because the mean of its divisors is an integer number (6303115).

Almost surely, 2^40134068 is an apocalyptic number.

It is an amenable number.

40134068 is a deficient number, since it is larger than the sum of its proper divisors (35503312).

40134068 is a wasteful number, since it uses less digits than its factorization.

40134068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 771826 (or 771824 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 40134068 is about 6335.1454600506. The cubic root of 40134068 is about 342.3768516719.

The spelling of 40134068 in words is "forty million, one hundred thirty-four thousand, sixty-eight".