146171142 has 120 divisors (see below), whose sum is σ = 374659560. Its totient is φ = 42456960.

The previous prime is 146171101. The next prime is 146171173. The reversal of 146171142 is 241171641.

146171142 is a `hidden beast` number, since 1 + 4 + 617 + 1 + 1 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 520042 + ... + 520322.

It is an arithmetic number, because the mean of its divisors is an integer number (3122163).

Almost surely, 2^146171142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146171142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187329780).

146171142 is an abundant number, since it is smaller than the sum of its proper divisors (228488418).

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

146171142 is a wasteful number, since it uses less digits than its factorization.

146171142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340 (or 318 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 146171142 is about 12090.1258057971. The cubic root of 146171142 is about 526.7694094451.

The spelling of 146171142 in words is "one hundred forty-six million, one hundred seventy-one thousand, one hundred forty-two".