146144718 has 12 divisors (see below), whose sum is σ = 316646928. Its totient is φ = 48714900.

The previous prime is 146144689. The next prime is 146144753. The reversal of 146144718 is 817441641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4059558 + ... + 4059593.

It is an arithmetic number, because the mean of its divisors is an integer number (26387244).

Almost surely, 2^146144718 is an apocalyptic number.

146144718 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

146144718 is an abundant number, since it is smaller than the sum of its proper divisors (170502210).

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

146144718 is a wasteful number, since it uses less digits than its factorization.

146144718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8119159 (or 8119156 counting only the distinct ones).

The product of its digits is 21504, while the sum is 36.

The square root of 146144718 is about 12089.0329638065. The cubic root of 146144718 is about 526.7376653915.

The spelling of 146144718 in words is "one hundred forty-six million, one hundred forty-four thousand, seven hundred eighteen".