45149254 has 8 divisors (see below), whose sum is σ = 67964040. Its totient is φ = 22494576.

The previous prime is 45149243. The next prime is 45149257. The reversal of 45149254 is 45294154.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45149257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39319 + ... + 40450.

It is an arithmetic number, because the mean of its divisors is an integer number (8495505).

Almost surely, 2^45149254 is an apocalyptic number.

45149254 is a deficient number, since it is larger than the sum of its proper divisors (22814786).

45149254 is a wasteful number, since it uses less digits than its factorization.

45149254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80054.

The product of its digits is 28800, while the sum is 34.

The square root of 45149254 is about 6719.3194595882. The cubic root of 45149254 is about 356.0821413369.

The spelling of 45149254 in words is "forty-five million, one hundred forty-nine thousand, two hundred fifty-four".