44442154 has 8 divisors (see below), whose sum is σ = 66719268. Its totient is φ = 22202400.

The previous prime is 44442137. The next prime is 44442173. The reversal of 44442154 is 45124444.

It can be written as a sum of positive squares in 2 ways, for example, as 43758225 + 683929 = 6615^2 + 827^2 .

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

It is a super-3 number, since 3×44442154³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6147 + ... + 11254.

Almost surely, 2^44442154 is an apocalyptic number.

44442154 is a deficient number, since it is larger than the sum of its proper divisors (22277114).

44442154 is a wasteful number, since it uses less digits than its factorization.

44442154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18680.

The product of its digits is 10240, while the sum is 28.

The square root of 44442154 is about 6666.4948811201. The cubic root of 44442154 is about 354.2134380553.

Adding to 44442154 its reverse (45124444), we get a palindrome (89566598).

The spelling of 44442154 in words is "forty-four million, four hundred forty-two thousand, one hundred fifty-four".