22450497 has 8 divisors (see below), whose sum is σ = 30015744. Its totient is φ = 14926128.

The previous prime is 22450451. The next prime is 22450499. The reversal of 22450497 is 79405422.

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

It is not a de Polignac number, because 22450497 - 2⁶ = 22450433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22450499) 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, 8913 + ... + 11150.

It is an arithmetic number, because the mean of its divisors is an integer number (3751968).

Almost surely, 2^22450497 is an apocalyptic number.

It is an amenable number.

22450497 is a deficient number, since it is larger than the sum of its proper divisors (7565247).

22450497 is a wasteful number, since it uses less digits than its factorization.

22450497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20439.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 22450497 is about 4738.1955426090. The cubic root of 22450497 is about 282.1036161661.

It can be divided in two parts, 224 and 50497, that added together give a triangular number (50721 = T₃₁₈).

The spelling of 22450497 in words is "twenty-two million, four hundred fifty thousand, four hundred ninety-seven".