40134004 has 24 divisors (see below), whose sum is σ = 74197760. Its totient is φ = 18942336.

The previous prime is 40134001. The next prime is 40134043. The reversal of 40134004 is 40043104.

It is a super-2 number, since 2×40134004² = 3221476554144032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40134001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24829 + ... + 26395.

Almost surely, 2^40134004 is an apocalyptic number.

It is an amenable number.

40134004 is a deficient number, since it is larger than the sum of its proper divisors (34063756).

40134004 is a wasteful number, since it uses less digits than its factorization.

40134004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1927 (or 1925 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 40134004 is about 6335.1404088623. The cubic root of 40134004 is about 342.3766696808.

Adding to 40134004 its reverse (40043104), we get a palindrome (80177108).

The spelling of 40134004 in words is "forty million, one hundred thirty-four thousand, four".