146550426 has 64 divisors (see below), whose sum is σ = 329443200. Its totient is φ = 43084800.

The previous prime is 146550409. The next prime is 146550431. The reversal of 146550426 is 624055641.

146550426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 358110 + ... + 358518.

It is an arithmetic number, because the mean of its divisors is an integer number (5147550).

Almost surely, 2^146550426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146550426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164721600).

146550426 is an abundant number, since it is smaller than the sum of its proper divisors (182892774).

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

146550426 is a wasteful number, since it uses less digits than its factorization.

146550426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 146550426 is about 12105.8013365493. The cubic root of 146550426 is about 527.2246352977.

The spelling of 146550426 in words is "one hundred forty-six million, five hundred fifty thousand, four hundred twenty-six".