4743978 has 16 divisors (see below), whose sum is σ = 9618816. Its totient is φ = 1559520.

The previous prime is 4743971. The next prime is 4743983. The reversal of 4743978 is 8793474.

It is not an unprimeable number, because it can be changed into a prime (4743971) 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, 4978 + ... + 5853.

It is an arithmetic number, because the mean of its divisors is an integer number (601176).

Almost surely, 2^4743978 is an apocalyptic number.

4743978 is an abundant number, since it is smaller than the sum of its proper divisors (4874838).

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

4743978 is a wasteful number, since it uses less digits than its factorization.

4743978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10909.

The product of its digits is 169344, while the sum is 42.

The square root of 4743978 is about 2178.0674920672. The cubic root of 4743978 is about 168.0277023479.

The spelling of 4743978 in words is "four million, seven hundred forty-three thousand, nine hundred seventy-eight".