146557401 has 8 divisors (see below), whose sum is σ = 195877920. Its totient is φ = 97470912.

The previous prime is 146557381. The next prime is 146557417. The reversal of 146557401 is 104755641.

146557401 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 146557401 - 2⁶ = 146557337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146557451) 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, 57040 + ... + 59553.

It is an arithmetic number, because the mean of its divisors is an integer number (24484740).

Almost surely, 2^146557401 is an apocalyptic number.

It is an amenable number.

146557401 is a deficient number, since it is larger than the sum of its proper divisors (49320519).

146557401 is a wasteful number, since it uses less digits than its factorization.

146557401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117015.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 146557401 is about 12106.0894181399. The cubic root of 146557401 is about 527.2329995029.

The spelling of 146557401 in words is "one hundred forty-six million, five hundred fifty-seven thousand, four hundred one".