45203422 has 16 divisors (see below), whose sum is σ = 74584944. Its totient is φ = 20545800.

The previous prime is 45203399. The next prime is 45203429. The reversal of 45203422 is 22430254.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 45203393 and 45203402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45203429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5829 + ... + 11152.

It is an arithmetic number, because the mean of its divisors is an integer number (4661559).

Almost surely, 2^45203422 is an apocalyptic number.

45203422 is a deficient number, since it is larger than the sum of its proper divisors (29381522).

45203422 is a wasteful number, since it uses less digits than its factorization.

45203422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17016 (or 16994 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 45203422 is about 6723.3490166732. The cubic root of 45203422 is about 356.2244880879.

Adding to 45203422 its reverse (22430254), we get a palindrome (67633676).

The spelling of 45203422 in words is "forty-five million, two hundred three thousand, four hundred twenty-two".