5379778 has 4 divisors (see below), whose sum is σ = 8069670. Its totient is φ = 2689888.

The previous prime is 5379767. The next prime is 5379791. The reversal of 5379778 is 8779735.

It is a happy number.

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., 2745649 + 2634129 = 1657^2 + 1623^2 .

It is a super-2 number, since 2×5379778² = 57884022658568, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1344943 + ... + 1344946.

Almost surely, 2^5379778 is an apocalyptic number.

5379778 is a deficient number, since it is larger than the sum of its proper divisors (2689892).

5379778 is a wasteful number, since it uses less digits than its factorization.

5379778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2689891.

The product of its digits is 370440, while the sum is 46.

The square root of 5379778 is about 2319.4348449568. The cubic root of 5379778 is about 175.2217922546.

The spelling of 5379778 in words is "five million, three hundred seventy-nine thousand, seven hundred seventy-eight".