45142086 has 32 divisors (see below), whose sum is σ = 99035136. Its totient is φ = 13604000.

The previous prime is 45142079. The next prime is 45142087. The reversal of 45142086 is 68024154.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45142087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10816 + ... + 14396.

It is an arithmetic number, because the mean of its divisors is an integer number (3094848).

Almost surely, 2^45142086 is an apocalyptic number.

45142086 is an abundant number, since it is smaller than the sum of its proper divisors (53893050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45142086 is a wasteful number, since it uses less digits than its factorization.

45142086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3788.

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 45142086 is about 6718.7860510661. The cubic root of 45142086 is about 356.0632961981.

The spelling of 45142086 in words is "forty-five million, one hundred forty-two thousand, eighty-six".