45552142 has 8 divisors (see below), whose sum is σ = 68547456. Its totient is φ = 22702992.

The previous prime is 45552103. The next prime is 45552149. The reversal of 45552142 is 24125554.

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

It is a self number, because there is not a number n which added to its sum of digits gives 45552142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45552149) 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, 35758 + ... + 37009.

It is an arithmetic number, because the mean of its divisors is an integer number (8568432).

Almost surely, 2^45552142 is an apocalyptic number.

45552142 is a deficient number, since it is larger than the sum of its proper divisors (22995314).

45552142 is a wasteful number, since it uses less digits than its factorization.

45552142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73082.

The product of its digits is 8000, while the sum is 28.

The square root of 45552142 is about 6749.2326971294. The cubic root of 45552142 is about 357.1381691270.

Adding to 45552142 its reverse (24125554), we get a palindrome (69677696).

The spelling of 45552142 in words is "forty-five million, five hundred fifty-two thousand, one hundred forty-two".