40135310 has 32 divisors (see below), whose sum is σ = 75442752. Its totient is φ = 15358720.

The previous prime is 40135309. The next prime is 40135313. The reversal of 40135310 is 1353104.

It is a super-2 number, since 2×40135310² = 3221686217592200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40135313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20807 + ... + 22653.

It is an arithmetic number, because the mean of its divisors is an integer number (2357586).

Almost surely, 2^40135310 is an apocalyptic number.

40135310 is a deficient number, since it is larger than the sum of its proper divisors (35307442).

40135310 is a wasteful number, since it uses less digits than its factorization.

40135310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1948.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 40135310 is about 6335.2434838765. The cubic root of 40135310 is about 342.3803833985.

Multiplying 40135310 by its sum of digits (17), we get a triangular number (682300270 = T₃₆₉₄₀).

Adding to 40135310 its reverse (1353104), we get a palindrome (41488414).

The spelling of 40135310 in words is "forty million, one hundred thirty-five thousand, three hundred ten".