434036636 has 24 divisors (see below), whose sum is σ = 829722096. Its totient is φ = 197025920.

The previous prime is 434036623. The next prime is 434036641. The reversal of 434036636 is 636630434.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 434036596 and 434036605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28880 + ... + 41256.

It is an arithmetic number, because the mean of its divisors is an integer number (34571754).

Almost surely, 2^434036636 is an apocalyptic number.

It is an amenable number.

434036636 is a deficient number, since it is larger than the sum of its proper divisors (395685460).

434036636 is a wasteful number, since it uses less digits than its factorization.

434036636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13189 (or 13187 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 35.

The square root of 434036636 is about 20833.5459295819. The cubic root of 434036636 is about 757.1387311782.

The spelling of 434036636 in words is "four hundred thirty-four million, thirty-six thousand, six hundred thirty-six".