146981700 has 108 divisors (see below), whose sum is σ = 463603140. Its totient is φ = 38949120.

The previous prime is 146981693. The next prime is 146981713. The reversal of 146981700 is 7189641.

It can be written as a sum of positive squares in 6 ways, for example, as 6843456 + 140138244 = 2616^2 + 11838^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 176886 + ... + 177714.

Almost surely, 2^146981700 is an apocalyptic number.

146981700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146981700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231801570).

146981700 is an abundant number, since it is smaller than the sum of its proper divisors (316621440).

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

146981700 is a wasteful number, since it uses less digits than its factorization.

146981700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046 (or 1036 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 146981700 is about 12123.6009502128. The cubic root of 146981700 is about 527.7413075035.

The spelling of 146981700 in words is "one hundred forty-six million, nine hundred eighty-one thousand, seven hundred".