146355557 has 8 divisors (see below), whose sum is σ = 152044032. Its totient is φ = 140727600.

The previous prime is 146355553. The next prime is 146355571. The reversal of 146355557 is 755553641.

146355557 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 146355557 - 2² = 146355553 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146355553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10169 + ... + 19902.

It is an arithmetic number, because the mean of its divisors is an integer number (19005504).

Almost surely, 2^146355557 is an apocalyptic number.

It is an amenable number.

146355557 is a deficient number, since it is larger than the sum of its proper divisors (5688475).

146355557 is a wasteful number, since it uses less digits than its factorization.

146355557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30259.

The product of its digits is 315000, while the sum is 41.

The square root of 146355557 is about 12097.7500800769. The cubic root of 146355557 is about 526.9908470338.

The spelling of 146355557 in words is "one hundred forty-six million, three hundred fifty-five thousand, five hundred fifty-seven".