3020478 has 8 divisors (see below), whose sum is σ = 6040968. Its totient is φ = 1006824.

The previous prime is 3020471. The next prime is 3020491. The reversal of 3020478 is 8740203.

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

3020478 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3020471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251701 + ... + 251712.

It is an arithmetic number, because the mean of its divisors is an integer number (755121).

Almost surely, 2^3020478 is an apocalyptic number.

3020478 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.

3020478 is a wasteful number, since it uses less digits than its factorization.

3020478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503418.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 3020478 is about 1737.9522433024. The cubic root of 3020478 is about 144.5523730286.

The spelling of 3020478 in words is "three million, twenty thousand, four hundred seventy-eight".