45370238 has 4 divisors (see below), whose sum is σ = 68055360. Its totient is φ = 22685118.

The previous prime is 45370219. The next prime is 45370261. The reversal of 45370238 is 83207354.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83207354 = 2 ⋅41603677.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11342558 + ... + 11342561.

It is an arithmetic number, because the mean of its divisors is an integer number (17013840).

Almost surely, 2^45370238 is an apocalyptic number.

45370238 is a deficient number, since it is larger than the sum of its proper divisors (22685122).

45370238 is a wasteful number, since it uses less digits than its factorization.

45370238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22685121.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 45370238 is about 6735.7433145867. The cubic root of 45370238 is about 356.6621466610.

The spelling of 45370238 in words is "forty-five million, three hundred seventy thousand, two hundred thirty-eight".