45252237 has 8 divisors (see below), whose sum is σ = 60389280. Its totient is φ = 30141680.

The previous prime is 45252203. The next prime is 45252239. The reversal of 45252237 is 73225254.

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 45252237 - 2⁶ = 45252173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45252239) 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, 2214 + ... + 9767.

It is an arithmetic number, because the mean of its divisors is an integer number (7548660).

Almost surely, 2^45252237 is an apocalyptic number.

It is an amenable number.

45252237 is a deficient number, since it is larger than the sum of its proper divisors (15137043).

45252237 is a wasteful number, since it uses less digits than its factorization.

45252237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13243.

The product of its digits is 16800, while the sum is 30.

The square root of 45252237 is about 6726.9782963824. The cubic root of 45252237 is about 356.3526704385.

The spelling of 45252237 in words is "forty-five million, two hundred fifty-two thousand, two hundred thirty-seven".