45542015 has 8 divisors (see below), whose sum is σ = 54810000. Its totient is φ = 36327232.

The previous prime is 45542009. The next prime is 45542059. The reversal of 45542015 is 51024554.

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 45542015 - 2²⁰ = 44493439 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11390 + ... + 14859.

It is an arithmetic number, because the mean of its divisors is an integer number (6851250).

Almost surely, 2^45542015 is an apocalyptic number.

45542015 is a deficient number, since it is larger than the sum of its proper divisors (9267985).

45542015 is a wasteful number, since it uses less digits than its factorization.

45542015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26601.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 45542015 is about 6748.4824219968. The cubic root of 45542015 is about 357.1117012441. Note that the first 3 decimals are identical.

Adding to 45542015 its reverse (51024554), we get a palindrome (96566569).

The spelling of 45542015 in words is "forty-five million, five hundred forty-two thousand, fifteen".