745836273 has 48 divisors (see below), whose sum is σ = 1337831040. Its totient is φ = 389878272.

The previous prime is 745836271. The next prime is 745836281. The reversal of 745836273 is 372638547.

745836273 is a `hidden beast` number, since 7 + 4 + 583 + 62 + 7 + 3 = 666.

It is not a de Polignac number, because 745836273 - 2¹ = 745836271 is a prime.

It is a super-2 number, since 2×745836273² = 1112543492245061058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (745836271) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 88518 + ... + 96576.

It is an arithmetic number, because the mean of its divisors is an integer number (27871480).

Almost surely, 2^745836273 is an apocalyptic number.

It is an amenable number.

745836273 is a deficient number, since it is larger than the sum of its proper divisors (591994767).

745836273 is a wasteful number, since it uses less digits than its factorization.

745836273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8198 (or 8195 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The square root of 745836273 is about 27310.0031673378. The cubic root of 745836273 is about 906.8758433865.

The spelling of 745836273 in words is "seven hundred forty-five million, eight hundred thirty-six thousand, two hundred seventy-three".