404718045 has 16 divisors (see below), whose sum is σ = 650622912. Its totient is φ = 214824960.

The previous prime is 404718007. The next prime is 404718053. The reversal of 404718045 is 540817404.

It is not a de Polignac number, because 404718045 - 2¹⁰ = 404717021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404717997 and 404718015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60772 + ... + 67101.

It is an arithmetic number, because the mean of its divisors is an integer number (40663932).

Almost surely, 2^404718045 is an apocalyptic number.

It is an amenable number.

404718045 is a deficient number, since it is larger than the sum of its proper divisors (245904867).

404718045 is a wasteful number, since it uses less digits than its factorization.

404718045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128092.

The product of its (nonzero) digits is 17920, while the sum is 33.

The square root of 404718045 is about 20117.6053495440. The cubic root of 404718045 is about 739.6918884091.

It can be divided in two parts, 40471 and 8045, that added together give a triangular number (48516 = T₃₁₁).

The spelling of 404718045 in words is "four hundred four million, seven hundred eighteen thousand, forty-five".