146426215 has 8 divisors (see below), whose sum is σ = 189227808. Its totient is φ = 108130080.

The previous prime is 146426209. The next prime is 146426243. The reversal of 146426215 is 512624641.

It is a happy number.

146426215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 146426215 - 2⁹ = 146425703 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 1126291 + ... + 1126420.

It is an arithmetic number, because the mean of its divisors is an integer number (23653476).

Almost surely, 2^146426215 is an apocalyptic number.

146426215 is a deficient number, since it is larger than the sum of its proper divisors (42801593).

146426215 is a wasteful number, since it uses less digits than its factorization.

146426215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2252729.

The product of its digits is 11520, while the sum is 31.

The square root of 146426215 is about 12100.6700227715. The cubic root of 146426215 is about 527.0756408271.

It can be divided in two parts, 146426 and 215, that added together give a palindrome (146641).

The spelling of 146426215 in words is "one hundred forty-six million, four hundred twenty-six thousand, two hundred fifteen".