4135690 has 32 divisors (see below), whose sum is σ = 8300880. Its totient is φ = 1473024.

The previous prime is 4135627. The next prime is 4135717. The reversal of 4135690 is 965314.

It can be written as a sum of positive squares in 8 ways, for example, as 687241 + 3448449 = 829^2 + 1857^2 .

It is a super-2 number, since 2×4135690² = 34207863552200, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3222 + ... + 4318.

Almost surely, 2^4135690 is an apocalyptic number.

4135690 is an abundant number, since it is smaller than the sum of its proper divisors (4165190).

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

4135690 is a wasteful number, since it uses less digits than its factorization.

4135690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 4135690 is about 2033.6395944218. The cubic root of 4135690 is about 160.5151365596.

The spelling of 4135690 in words is "four million, one hundred thirty-five thousand, six hundred ninety".