146474019 has 12 divisors (see below), whose sum is σ = 211967496. Its totient is φ = 97467552.

The previous prime is 146473981. The next prime is 146474087. The reversal of 146474019 is 910474641.

146474019 is a `hidden beast` number, since 1 + 4 + 647 + 4 + 0 + 1 + 9 = 666.

It is not a de Polignac number, because 146474019 - 2¹¹ = 146471971 is a prime.

It is a super-2 number, since 2×146474019² = 42909276484024722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146470019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9954 + ... + 19799.

It is an arithmetic number, because the mean of its divisors is an integer number (17663958).

Almost surely, 2^146474019 is an apocalyptic number.

146474019 is a deficient number, since it is larger than the sum of its proper divisors (65493477).

146474019 is a wasteful number, since it uses less digits than its factorization.

146474019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30306 (or 30303 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 146474019 is about 12102.6451241041. The cubic root of 146474019 is about 527.1329929947.

The spelling of 146474019 in words is "one hundred forty-six million, four hundred seventy-four thousand, nineteen".