146642434 has 8 divisors (see below), whose sum is σ = 229527360. Its totient is φ = 70133316.

The previous prime is 146642429. The next prime is 146642453. The reversal of 146642434 is 434246641.

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

It is a self number, because there is not a number n which added to its sum of digits gives 146642434.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1593894 + ... + 1593985.

It is an arithmetic number, because the mean of its divisors is an integer number (28690920).

Almost surely, 2^146642434 is an apocalyptic number.

146642434 is a deficient number, since it is larger than the sum of its proper divisors (82884926).

146642434 is a wasteful number, since it uses less digits than its factorization.

146642434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3187904.

The product of its digits is 55296, while the sum is 34.

The square root of 146642434 is about 12109.6009017639. The cubic root of 146642434 is about 527.3349471256.

The spelling of 146642434 in words is "one hundred forty-six million, six hundred forty-two thousand, four hundred thirty-four".