146579438 has 4 divisors (see below), whose sum is σ = 219869160. Its totient is φ = 73289718.

The previous prime is 146579431. The next prime is 146579441. The reversal of 146579438 is 834975641.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 146579392 and 146579401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146579431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36644858 + ... + 36644861.

It is an arithmetic number, because the mean of its divisors is an integer number (54967290).

Almost surely, 2^146579438 is an apocalyptic number.

146579438 is a deficient number, since it is larger than the sum of its proper divisors (73289722).

146579438 is an equidigital number, since it uses as much as digits as its factorization.

146579438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73289721.

The product of its digits is 725760, while the sum is 47.

The square root of 146579438 is about 12106.9995457173. Note that the first 3 decimals coincide. The cubic root of 146579438 is about 527.2594238509.

The spelling of 146579438 in words is "one hundred forty-six million, five hundred seventy-nine thousand, four hundred thirty-eight".