2022464 has 14 divisors (see below), whose sum is σ = 4013454. Its totient is φ = 1011200.

The previous prime is 2022421. The next prime is 2022469. The reversal of 2022464 is 4642202.

It can be written as a sum of positive squares in only one way, i.e., 1982464 + 40000 = 1408^2 + 200^2 .

It is not an unprimeable number, because it can be changed into a prime (2022469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15737 + ... + 15864.

2^2022464 is an apocalyptic number.

It is an amenable number.

2022464 is a deficient number, since it is larger than the sum of its proper divisors (1990990).

2022464 is an equidigital number, since it uses as much as digits as its factorization.

2022464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31613 (or 31603 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2022464 is about 1422.1336083505. The cubic root of 2022464 is about 126.4620642703.

Adding to 2022464 its reverse (4642202), we get a palindrome (6664666).

The spelling of 2022464 in words is "two million, twenty-two thousand, four hundred sixty-four".