445416436 has 12 divisors (see below), whose sum is σ = 813369312. Its totient is φ = 213025208.

The previous prime is 445416407. The next prime is 445416443. The reversal of 445416436 is 634614544.

It is a junction number, because it is equal to n+sod(n) for n = 445416395 and 445416404.

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, 2420650 + ... + 2420833.

It is an arithmetic number, because the mean of its divisors is an integer number (67780776).

Almost surely, 2^445416436 is an apocalyptic number.

445416436 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

445416436 is a deficient number, since it is larger than the sum of its proper divisors (367952876).

445416436 is a wasteful number, since it uses less digits than its factorization.

445416436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4841510 (or 4841508 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

The square root of 445416436 is about 21104.8912814068. The cubic root of 445416436 is about 763.6987495912.

The spelling of 445416436 in words is "four hundred forty-five million, four hundred sixteen thousand, four hundred thirty-six".