5029978 has 4 divisors (see below), whose sum is σ = 7544970. Its totient is φ = 2514988.

The previous prime is 5029957. The next prime is 5029991. The reversal of 5029978 is 8799205.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4782969 + 247009 = 2187^2 + 497^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 5029978.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1257493 + ... + 1257496.

Almost surely, 2^5029978 is an apocalyptic number.

5029978 is a deficient number, since it is larger than the sum of its proper divisors (2514992).

5029978 is a wasteful number, since it uses less digits than its factorization.

5029978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2514991.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 5029978 is about 2242.7612445376. The cubic root of 5029978 is about 171.3386583389.

The spelling of 5029978 in words is "five million, twenty-nine thousand, nine hundred seventy-eight".