44870146 has 8 divisors (see below), whose sum is σ = 67333644. Its totient is φ = 22425600.

The previous prime is 44870143. The next prime is 44870179. The reversal of 44870146 is 64107844.

It can be written as a sum of positive squares in 2 ways, for example, as 40182921 + 4687225 = 6339^2 + 2165^2 .

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

It is a super-2 number, since 2×44870146² = 4026660004122632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44870143) 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, 6946 + ... + 11746.

Almost surely, 2^44870146 is an apocalyptic number.

44870146 is a deficient number, since it is larger than the sum of its proper divisors (22463498).

44870146 is a wasteful number, since it uses less digits than its factorization.

44870146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9476.

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 44870146 is about 6698.5181943472. The cubic root of 44870146 is about 355.3468698508.

The spelling of 44870146 in words is "forty-four million, eight hundred seventy thousand, one hundred forty-six".