434445236 has 12 divisors (see below), whose sum is σ = 760432512. Its totient is φ = 217178808.

The previous prime is 434445199. The next prime is 434445247. The reversal of 434445236 is 632544434.

It is a junction number, because it is equal to n+sod(n) for n = 434445196 and 434445205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23171 + ... + 37493.

It is an arithmetic number, because the mean of its divisors is an integer number (63369376).

Almost surely, 2^434445236 is an apocalyptic number.

It is an amenable number.

434445236 is a deficient number, since it is larger than the sum of its proper divisors (325987276).

434445236 is a wasteful number, since it uses less digits than its factorization.

434445236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21910 (or 21908 counting only the distinct ones).

The product of its digits is 138240, while the sum is 35.

The square root of 434445236 is about 20843.3499226972. The cubic root of 434445236 is about 757.3762455813.

The spelling of 434445236 in words is "four hundred thirty-four million, four hundred forty-five thousand, two hundred thirty-six".