40135104 has 84 divisors (see below), whose sum is σ = 117088920. Its totient is φ = 13140480.

The previous prime is 40135099. The next prime is 40135141. The reversal of 40135104 is 40153104.

It is a happy number.

It is a super-2 number, since 2×40135104² = 3221653146181632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33394 + ... + 34574.

Almost surely, 2^40135104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40135104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58544460).

40135104 is an abundant number, since it is smaller than the sum of its proper divisors (76953816).

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

40135104 is a wasteful number, since it uses less digits than its factorization.

40135104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1258 (or 1245 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 40135104 is about 6335.2272256013. The cubic root of 40135104 is about 342.3797976260.

Adding to 40135104 its reverse (40153104), we get a palindrome (80288208).

The spelling of 40135104 in words is "forty million, one hundred thirty-five thousand, one hundred four".