45223502 has 8 divisors (see below), whose sum is σ = 71825616. Its totient is φ = 21281632.

The previous prime is 45223429. The next prime is 45223523. The reversal of 45223502 is 20532254.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 665018 + ... + 665085.

It is an arithmetic number, because the mean of its divisors is an integer number (8978202).

Almost surely, 2^45223502 is an apocalyptic number.

45223502 is a deficient number, since it is larger than the sum of its proper divisors (26602114).

45223502 is a wasteful number, since it uses less digits than its factorization.

45223502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330122.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 45223502 is about 6724.8421542814. The cubic root of 45223502 is about 356.2772269331.

Adding to 45223502 its reverse (20532254), we get a palindrome (65755756).

The spelling of 45223502 in words is "forty-five million, two hundred twenty-three thousand, five hundred two".