146172936 has 256 divisors, whose sum is σ = 495452160. Its totient is φ = 34836480.

The previous prime is 146172911. The next prime is 146172941. The reversal of 146172936 is 639271641.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 146172894 and 146172903.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1150905 + ... + 1151031.

It is an arithmetic number, because the mean of its divisors is an integer number (1935360).

Almost surely, 2^146172936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146172936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247726080).

146172936 is an abundant number, since it is smaller than the sum of its proper divisors (349279224).

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

146172936 is a wasteful number, since it uses less digits than its factorization.

146172936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204 (or 200 counting only the distinct ones).

The product of its digits is 54432, while the sum is 39.

The square root of 146172936 is about 12090.1999983458. The cubic root of 146172936 is about 526.7715644999.

The spelling of 146172936 in words is "one hundred forty-six million, one hundred seventy-two thousand, nine hundred thirty-six".