45273100 has 18 divisors (see below), whose sum is σ = 98242844. Its totient is φ = 18109200.

The previous prime is 45273073. The next prime is 45273103. The reversal of 45273100 is 137254.

It is a super-2 number, since 2×45273100² = 4099307167220000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45273103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 226266 + ... + 226465.

Almost surely, 2^45273100 is an apocalyptic number.

It is an amenable number.

45273100 is an abundant number, since it is smaller than the sum of its proper divisors (52969744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45273100 is a wasteful number, since it uses less digits than its factorization.

45273100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452745 (or 452738 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 45273100 is about 6728.5288139385. The cubic root of 45273100 is about 356.4074260632.

The spelling of 45273100 in words is "forty-five million, two hundred seventy-three thousand, one hundred".