426586545 has 48 divisors (see below), whose sum is σ = 921877632. Its totient is φ = 177281280.

The previous prime is 426586541. The next prime is 426586547. The reversal of 426586545 is 545685624.

426586545 is a `hidden beast` number, since 4 + 26 + 5 + 86 + 545 = 666.

It is not a de Polignac number, because 426586545 - 2² = 426586541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 426586545.

It is not an unprimeable number, because it can be changed into a prime (426586541) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58092 + ... + 65021.

It is an arithmetic number, because the mean of its divisors is an integer number (19205784).

Almost surely, 2^426586545 is an apocalyptic number.

426586545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

426586545 is an abundant number, since it is smaller than the sum of its proper divisors (495291087).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426586545 is a wasteful number, since it uses less digits than its factorization.

426586545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123142 (or 123139 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 45.

The square root of 426586545 is about 20653.9716519608. The cubic root of 426586545 is about 752.7816967954.

The spelling of 426586545 in words is "four hundred twenty-six million, five hundred eighty-six thousand, five hundred forty-five".