45515234 has 8 divisors (see below), whose sum is σ = 69561180. Its totient is φ = 22328176.

The previous prime is 45515233. The next prime is 45515243. The reversal of 45515234 is 43251554.

It can be written as a sum of positive squares in 2 ways, for example, as 39250225 + 6265009 = 6265^2 + 2503^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 45515197 and 45515206.

It is not an unprimeable number, because it can be changed into a prime (45515233) 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, 214589 + ... + 214800.

Almost surely, 2^45515234 is an apocalyptic number.

45515234 is a deficient number, since it is larger than the sum of its proper divisors (24045946).

45515234 is a wasteful number, since it uses less digits than its factorization.

45515234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429444.

The product of its digits is 12000, while the sum is 29.

The square root of 45515234 is about 6746.4979063215. The cubic root of 45515234 is about 357.0416876259.

Adding to 45515234 its reverse (43251554), we get a palindrome (88766788).

The spelling of 45515234 in words is "forty-five million, five hundred fifteen thousand, two hundred thirty-four".