45223434 has 40 divisors (see below), whose sum is σ = 107301348. Its totient is φ = 14186880.

The previous prime is 45223429. The next prime is 45223523. The reversal of 45223434 is 43432254.

45223434 is a `hidden beast` number, since 4 + 5 + 223 + 434 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 43520409 + 1703025 = 6597^2 + 1305^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 45223398 and 45223407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5457 + ... + 10964.

Almost surely, 2^45223434 is an apocalyptic number.

45223434 is an abundant number, since it is smaller than the sum of its proper divisors (62077914).

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

45223434 is a wasteful number, since it uses less digits than its factorization.

45223434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16452 (or 16443 counting only the distinct ones).

The product of its digits is 11520, while the sum is 27.

The square root of 45223434 is about 6724.8370983987. The cubic root of 45223434 is about 356.2770483618.

Adding to 45223434 its reverse (43432254), we get a palindrome (88655688).

The spelling of 45223434 in words is "forty-five million, two hundred twenty-three thousand, four hundred thirty-four".