220753450 has 12 divisors (see below), whose sum is σ = 410601510. Its totient is φ = 88301360.

The previous prime is 220753447. The next prime is 220753453. The reversal of 220753450 is 54357022.

It is an interprime number because it is at equal distance from previous prime (220753447) and next prime (220753453).

It can be written as a sum of positive squares in 3 ways, for example, as 122921569 + 97831881 = 11087^2 + 9891^2 .

It is not an unprimeable number, because it can be changed into a prime (220753453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2207485 + ... + 2207584.

Almost surely, 2^220753450 is an apocalyptic number.

220753450 is a deficient number, since it is larger than the sum of its proper divisors (189848060).

220753450 is a wasteful number, since it uses less digits than its factorization.

220753450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4415081 (or 4415076 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 220753450 is about 14857.7740593940. The cubic root of 220753450 is about 604.3694452638.

The spelling of 220753450 in words is "two hundred twenty million, seven hundred fifty-three thousand, four hundred fifty".