2774378804 has 6 divisors (see below), whose sum is σ = 4855162914. Its totient is φ = 1387189400.

The previous prime is 2774378773. The next prime is 2774378809. The reversal of 2774378804 is 4088734772.

It is a happy number.

2774378804 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2038341904 + 736036900 = 45148^2 + 27130^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2774378809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 346797347 + ... + 346797354.

It is an arithmetic number, because the mean of its divisors is an integer number (809193819).

Almost surely, 2^2774378804 is an apocalyptic number.

It is an amenable number.

2774378804 is a deficient number, since it is larger than the sum of its proper divisors (2080784110).

2774378804 is a wasteful number, since it uses less digits than its factorization.

2774378804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693594705 (or 693594703 counting only the distinct ones).

The product of its (nonzero) digits is 2107392, while the sum is 50.

The square root of 2774378804 is about 52672.3723027547. The cubic root of 2774378804 is about 1405.1475137139.

The spelling of 2774378804 in words is "two billion, seven hundred seventy-four million, three hundred seventy-eight thousand, eight hundred four".