146998854 has 128 divisors (see below), whose sum is σ = 361152000. Its totient is φ = 44198784.

The previous prime is 146998843. The next prime is 146998867. The reversal of 146998854 is 458899641.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 146998854.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2491477 + ... + 2491535.

It is an arithmetic number, because the mean of its divisors is an integer number (2821500).

Almost surely, 2^146998854 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146998854, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180576000).

146998854 is an abundant number, since it is smaller than the sum of its proper divisors (214153146).

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

146998854 is a wasteful number, since it uses less digits than its factorization.

146998854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179 (or 173 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 54.

The square root of 146998854 is about 12124.3083926466. The cubic root of 146998854 is about 527.7618373205.

The spelling of 146998854 in words is "one hundred forty-six million, nine hundred ninety-eight thousand, eight hundred fifty-four".