45887078 has 4 divisors (see below), whose sum is σ = 68830620. Its totient is φ = 22943538.

The previous prime is 45887053. The next prime is 45887113. The reversal of 45887078 is 87078854.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 87078854 = 2 ⋅43539427.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11471768 + ... + 11471771.

It is an arithmetic number, because the mean of its divisors is an integer number (17207655).

Almost surely, 2^45887078 is an apocalyptic number.

45887078 is a deficient number, since it is larger than the sum of its proper divisors (22943542).

45887078 is a wasteful number, since it uses less digits than its factorization.

45887078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22943541.

The product of its (nonzero) digits is 501760, while the sum is 47.

The square root of 45887078 is about 6774.0001476233. Note that the first 3 decimals coincide. The cubic root of 45887078 is about 358.0113548826.

The spelling of 45887078 in words is "forty-five million, eight hundred eighty-seven thousand, seventy-eight".