45274731 has 8 divisors (see below), whose sum is σ = 60407760. Its totient is φ = 30162432.

The previous prime is 45274727. The next prime is 45274751. The reversal of 45274731 is 13747254.

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

It is not a de Polignac number, because 45274731 - 2² = 45274727 is a prime.

It is a super-2 number, since 2×45274731² = 4099602534244722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45274692 and 45274701.

It is not an unprimeable number, because it can be changed into a prime (45274751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 955 + ... + 9563.

It is an arithmetic number, because the mean of its divisors is an integer number (7550970).

Almost surely, 2^45274731 is an apocalyptic number.

45274731 is a deficient number, since it is larger than the sum of its proper divisors (15133029).

45274731 is a wasteful number, since it uses less digits than its factorization.

45274731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10365.

The product of its digits is 23520, while the sum is 33.

The square root of 45274731 is about 6728.6500131899. The cubic root of 45274731 is about 356.4117059670.

The spelling of 45274731 in words is "forty-five million, two hundred seventy-four thousand, seven hundred thirty-one".