146730474 has 64 divisors (see below), whose sum is σ = 357252480. Its totient is φ = 44271360.

The previous prime is 146730457. The next prime is 146730487. The reversal of 146730474 is 474037641.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 199812 + ... + 200544.

It is an arithmetic number, because the mean of its divisors is an integer number (5582070).

Almost surely, 2^146730474 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146730474, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178626240).

146730474 is an abundant number, since it is smaller than the sum of its proper divisors (210522006).

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

146730474 is a wasteful number, since it uses less digits than its factorization.

146730474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092 (or 1086 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 146730474 is about 12113.2354885060. The cubic root of 146730474 is about 527.4404583784.

The spelling of 146730474 in words is "one hundred forty-six million, seven hundred thirty thousand, four hundred seventy-four".