45940237 has 8 divisors (see below), whose sum is σ = 52600896. Its totient is φ = 39304032.

The previous prime is 45940231. The next prime is 45940247. The reversal of 45940237 is 73204954.

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

It is a cyclic number.

It is not a de Polignac number, because 45940237 - 2³ = 45940229 is a prime.

It is a super-2 number, since 2×45940237² = 4221010751232338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45940231) 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, 1888 + ... + 9769.

It is an arithmetic number, because the mean of its divisors is an integer number (6575112).

Almost surely, 2^45940237 is an apocalyptic number.

It is an amenable number.

45940237 is a deficient number, since it is larger than the sum of its proper divisors (6660659).

45940237 is a wasteful number, since it uses less digits than its factorization.

45940237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12227.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 45940237 is about 6777.9227643873. The cubic root of 45940237 is about 358.1495505141.

The spelling of 45940237 in words is "forty-five million, nine hundred forty thousand, two hundred thirty-seven".