146191936 has 56 divisors (see below), whose sum is σ = 318028320. Its totient is φ = 66124800.

The previous prime is 146191919. The next prime is 146191943. The reversal of 146191936 is 639191641.

It is a happy number.

146191936 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197455 + ... + 198193.

Almost surely, 2^146191936 is an apocalyptic number.

146191936 is a gapful number since it is divisible by the number (16) 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 146191936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159014160).

146191936 is an abundant number, since it is smaller than the sum of its proper divisors (171836384).

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

146191936 is a wasteful number, since it uses less digits than its factorization.

146191936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043 (or 1033 counting only the distinct ones).

The product of its digits is 34992, while the sum is 40.

The square root of 146191936 is about 12090.9857331816. The cubic root of 146191936 is about 526.7943872977.

The spelling of 146191936 in words is "one hundred forty-six million, one hundred ninety-one thousand, nine hundred thirty-six".