904729045 has 16 divisors (see below), whose sum is σ = 1188794880. Its totient is φ = 655528000.

The previous prime is 904729039. The next prime is 904729051. The reversal of 904729045 is 540927409.

It is an interprime number because it is at equal distance from previous prime (904729039) and next prime (904729051).

It is not a de Polignac number, because 904729045 - 2¹⁹ = 904204757 is a prime.

It is a super-2 number, since 2×904729045² = 1637069289733224050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 904728989 and 904729007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15781 + ... + 45370.

It is an arithmetic number, because the mean of its divisors is an integer number (74299680).

Almost surely, 2^904729045 is an apocalyptic number.

It is an amenable number.

904729045 is a deficient number, since it is larger than the sum of its proper divisors (284065835).

904729045 is a wasteful number, since it uses less digits than its factorization.

904729045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61436.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 904729045 is about 30078.7141513729. The cubic root of 904729045 is about 967.1774842149.

The spelling of 904729045 in words is "nine hundred four million, seven hundred twenty-nine thousand, forty-five".