45253090 has 8 divisors (see below), whose sum is σ = 81455580. Its totient is φ = 18101232.

The previous prime is 45253081. The next prime is 45253111. The reversal of 45253090 is 9035254.

It can be written as a sum of positive squares in 2 ways, for example, as 44582329 + 670761 = 6677^2 + 819^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2262645 + ... + 2262664.

Almost surely, 2^45253090 is an apocalyptic number.

45253090 is a deficient number, since it is larger than the sum of its proper divisors (36202490).

45253090 is a wasteful number, since it uses less digits than its factorization.

45253090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4525316.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 45253090 is about 6727.0416975072. The cubic root of 45253090 is about 356.3549094948.

The spelling of 45253090 in words is "forty-five million, two hundred fifty-three thousand, ninety".