144674806 has 4 divisors (see below), whose sum is σ = 217012212. Its totient is φ = 72337402.

The previous prime is 144674801. The next prime is 144674837. The reversal of 144674806 is 608476441.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×144674806² = 41861598982275272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144674801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36168700 + ... + 36168703.

It is an arithmetic number, because the mean of its divisors is an integer number (54253053).

Almost surely, 2^144674806 is an apocalyptic number.

144674806 is a deficient number, since it is larger than the sum of its proper divisors (72337406).

144674806 is an equidigital number, since it uses as much as digits as its factorization.

144674806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72337405.

The product of its (nonzero) digits is 129024, while the sum is 40.

The square root of 144674806 is about 12028.0840535806. The cubic root of 144674806 is about 524.9657495419.

The spelling of 144674806 in words is "one hundred forty-four million, six hundred seventy-four thousand, eight hundred six".