45915214 has 4 divisors (see below), whose sum is σ = 68872824. Its totient is φ = 22957606.

The previous prime is 45915197. The next prime is 45915217. The reversal of 45915214 is 41251954.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41251954 = 2 ⋅20625977.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45915217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11478802 + ... + 11478805.

It is an arithmetic number, because the mean of its divisors is an integer number (17218206).

Almost surely, 2^45915214 is an apocalyptic number.

45915214 is a deficient number, since it is larger than the sum of its proper divisors (22957610).

45915214 is a wasteful number, since it uses less digits than its factorization.

45915214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22957609.

The product of its digits is 7200, while the sum is 31.

The square root of 45915214 is about 6776.0765934278. The cubic root of 45915214 is about 358.0845123657.

The spelling of 45915214 in words is "forty-five million, nine hundred fifteen thousand, two hundred fourteen".