45620287 has 2 divisors, whose sum is σ = 45620288. Its totient is φ = 45620286.

The previous prime is 45620261. The next prime is 45620317. The reversal of 45620287 is 78202654.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45620287 - 2¹⁵ = 45587519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45620257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22810143 + 22810144.

It is an arithmetic number, because the mean of its divisors is an integer number (22810144).

Almost surely, 2^45620287 is an apocalyptic number.

45620287 is a deficient number, since it is larger than the sum of its proper divisors (1).

45620287 is an equidigital number, since it uses as much as digits as its factorization.

45620287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 45620287 is about 6754.2791621312. The cubic root of 45620287 is about 357.3161706697.

The spelling of 45620287 in words is "forty-five million, six hundred twenty thousand, two hundred eighty-seven".