974380146 has 8 divisors (see below), whose sum is σ = 1948760304. Its totient is φ = 324793380.

The previous prime is 974380133. The next prime is 974380153. The reversal of 974380146 is 641083479.

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

974380146 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 974380098 and 974380107.

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, 81198340 + ... + 81198351.

It is an arithmetic number, because the mean of its divisors is an integer number (243595038).

Almost surely, 2^974380146 is an apocalyptic number.

974380146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

974380146 is a wasteful number, since it uses less digits than its factorization.

974380146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162396696.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 974380146 is about 31215.0628062799. The cubic root of 974380146 is about 991.3860617863.

The spelling of 974380146 in words is "nine hundred seventy-four million, three hundred eighty thousand, one hundred forty-six".