45220653 has 16 divisors (see below), whose sum is σ = 67914240. Its totient is φ = 29732832.

The previous prime is 45220631. The next prime is 45220667. The reversal of 45220653 is 35602254.

45220653 is a `hidden beast` number, since 4 + 5 + 2 + 2 + 0 + 653 = 666.

It is not a de Polignac number, because 45220653 - 2¹⁷ = 45089581 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45220603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9501 + ... + 13442.

It is an arithmetic number, because the mean of its divisors is an integer number (4244640).

Almost surely, 2^45220653 is an apocalyptic number.

It is an amenable number.

45220653 is a deficient number, since it is larger than the sum of its proper divisors (22693587).

45220653 is a wasteful number, since it uses less digits than its factorization.

45220653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23025 (or 23019 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 45220653 is about 6724.6303244119. The cubic root of 45220653 is about 356.2697451660.

The spelling of 45220653 in words is "forty-five million, two hundred twenty thousand, six hundred fifty-three".