146640462 has 16 divisors (see below), whose sum is σ = 298089552. Its totient is φ = 48078720.

The previous prime is 146640457. The next prime is 146640463. The reversal of 146640462 is 264046641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146640463) 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, 199963 + ... + 200694.

It is an arithmetic number, because the mean of its divisors is an integer number (18630597).

Almost surely, 2^146640462 is an apocalyptic number.

146640462 is an abundant number, since it is smaller than the sum of its proper divisors (151449090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146640462 is a wasteful number, since it uses less digits than its factorization.

146640462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400723.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 146640462 is about 12109.5194784929. The cubic root of 146640462 is about 527.3325833051.

The spelling of 146640462 in words is "one hundred forty-six million, six hundred forty thousand, four hundred sixty-two".