45676789 has 2 divisors, whose sum is σ = 45676790. Its totient is φ = 45676788.

The previous prime is 45676783. The next prime is 45676801. The reversal of 45676789 is 98767654.

It is a happy number.

45676789 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43335889 + 2340900 = 6583^2 + 1530^2 .

It is a cyclic number.

It is not a de Polignac number, because 45676789 - 2¹⁹ = 45152501 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45676783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22838394 + 22838395.

It is an arithmetic number, because the mean of its divisors is an integer number (22838395).

Almost surely, 2^45676789 is an apocalyptic number.

It is an amenable number.

45676789 is a deficient number, since it is larger than the sum of its proper divisors (1).

45676789 is an equidigital number, since it uses as much as digits as its factorization.

45676789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2540160, while the sum is 52.

The square root of 45676789 is about 6758.4605495630. The cubic root of 45676789 is about 357.4636251644.

The spelling of 45676789 in words is "forty-five million, six hundred seventy-six thousand, seven hundred eighty-nine".