3400431636 has 36 divisors (see below), whose sum is σ = 9229744608. Its totient is φ = 971551728.

The previous prime is 3400431631. The next prime is 3400431649. The reversal of 3400431636 is 6361340043.

It is a super-2 number, since 2×3400431636² = 23125870622219272992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3400431631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2890936 + ... + 2892111.

Almost surely, 2^3400431636 is an apocalyptic number.

It is an amenable number.

3400431636 is an abundant number, since it is smaller than the sum of its proper divisors (5829312972).

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

3400431636 is a wasteful number, since it uses less digits than its factorization.

3400431636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5783068 (or 5783059 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 3400431636 is about 58313.2200791553. The cubic root of 3400431636 is about 1503.7582257399.

Adding to 3400431636 its reverse (6361340043), we get a palindrome (9761771679).

The spelling of 3400431636 in words is "three billion, four hundred million, four hundred thirty-one thousand, six hundred thirty-six".