40134748 has 6 divisors (see below), whose sum is σ = 70235816. Its totient is φ = 20067372.

The previous prime is 40134719. The next prime is 40134749. The reversal of 40134748 is 84743104.

It is a super-2 number, since 2×40134748² = 3221595994047008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40134749) 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 as a sum of consecutive naturals, namely, 5016840 + ... + 5016847.

Almost surely, 2^40134748 is an apocalyptic number.

It is an amenable number.

40134748 is a deficient number, since it is larger than the sum of its proper divisors (30101068).

40134748 is a wasteful number, since it uses less digits than its factorization.

40134748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10033691 (or 10033689 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 40134748 is about 6335.1991286778. The cubic root of 40134748 is about 342.3787853154.

The spelling of 40134748 in words is "forty million, one hundred thirty-four thousand, seven hundred forty-eight".