146142198 has 16 divisors (see below), whose sum is σ = 324760560. Its totient is φ = 48714048.

The previous prime is 146142197. The next prime is 146142221. The reversal of 146142198 is 891241641.

146142198 is a `hidden beast` number, since 1 + 461 + 4 + 2 + 198 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146142197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1353115 + ... + 1353222.

It is an arithmetic number, because the mean of its divisors is an integer number (20297535).

Almost surely, 2^146142198 is an apocalyptic number.

146142198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

146142198 is an abundant number, since it is smaller than the sum of its proper divisors (178618362).

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

146142198 is a wasteful number, since it uses less digits than its factorization.

146142198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2706348 (or 2706342 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 146142198 is about 12088.9287366582. The cubic root of 146142198 is about 526.7346378295.

The spelling of 146142198 in words is "one hundred forty-six million, one hundred forty-two thousand, one hundred ninety-eight".