146402256 has 240 divisors, whose sum is σ = 513494912. Its totient is φ = 34974720.

The previous prime is 146402251. The next prime is 146402279. The reversal of 146402256 is 652204641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146402251) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 528390 + ... + 528666.

Almost surely, 2^146402256 is an apocalyptic number.

146402256 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 146402256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256747456).

146402256 is an abundant number, since it is smaller than the sum of its proper divisors (367092656).

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

146402256 is a wasteful number, since it uses less digits than its factorization.

146402256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330 (or 313 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 146402256 is about 12099.6799957685. The cubic root of 146402256 is about 527.0468916624.

Adding to 146402256 its reverse (652204641), we get a palindrome (798606897).

The spelling of 146402256 in words is "one hundred forty-six million, four hundred two thousand, two hundred fifty-six".