45187426 has 8 divisors (see below), whose sum is σ = 68213340. Its totient is φ = 22449648.

The previous prime is 45187421. The next prime is 45187463. The reversal of 45187426 is 62478154.

It can be written as a sum of positive squares in 2 ways, for example, as 43362225 + 1825201 = 6585^2 + 1351^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45187421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71641 + ... + 72268.

Almost surely, 2^45187426 is an apocalyptic number.

45187426 is a deficient number, since it is larger than the sum of its proper divisors (23025914).

45187426 is a wasteful number, since it uses less digits than its factorization.

45187426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144068.

The product of its digits is 53760, while the sum is 37.

The square root of 45187426 is about 6722.1593256929. The cubic root of 45187426 is about 356.1824644319.

The spelling of 45187426 in words is "forty-five million, one hundred eighty-seven thousand, four hundred twenty-six".