146825136 has 100 divisors (see below), whose sum is σ = 427884072. Its totient is φ = 48605184.

The previous prime is 146825131. The next prime is 146825149. The reversal of 146825136 is 631528641.

It is a happy number.

It is a super-2 number, since 2×146825136² = 43115241122836992, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 146825136.

It is not an unprimeable number, because it can be changed into a prime (146825131) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 249835 + ... + 250421.

Almost surely, 2^146825136 is an apocalyptic number.

146825136 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 146825136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213942036).

146825136 is an abundant number, since it is smaller than the sum of its proper divisors (281058936).

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

146825136 is a wasteful number, since it uses less digits than its factorization.

146825136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800 (or 785 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 146825136 is about 12117.1422373429. The cubic root of 146825136 is about 527.5538586697.

The spelling of 146825136 in words is "one hundred forty-six million, eight hundred twenty-five thousand, one hundred thirty-six".