45842397 has 16 divisors (see below), whose sum is σ = 63275520. Its totient is φ = 29491200.

The previous prime is 45842393. The next prime is 45842411. The reversal of 45842397 is 79324854.

It is not a de Polignac number, because 45842397 - 2² = 45842393 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45842393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59229 + ... + 59997.

It is an arithmetic number, because the mean of its divisors is an integer number (3954720).

Almost surely, 2^45842397 is an apocalyptic number.

It is an amenable number.

45842397 is a deficient number, since it is larger than the sum of its proper divisors (17433123).

45842397 is a wasteful number, since it uses less digits than its factorization.

45842397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444.

The product of its digits is 241920, while the sum is 42.

The square root of 45842397 is about 6770.7013669191. The cubic root of 45842397 is about 357.8951166386.

The spelling of 45842397 in words is "forty-five million, eight hundred forty-two thousand, three hundred ninety-seven".