849362378 has 4 divisors (see below), whose sum is σ = 1274043570. Its totient is φ = 424681188.

The previous prime is 849362369. The next prime is 849362383. The reversal of 849362378 is 873263948.

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., 560600329 + 288762049 = 23677^2 + 16993^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212340593 + ... + 212340596.

Almost surely, 2^849362378 is an apocalyptic number.

849362378 is a deficient number, since it is larger than the sum of its proper divisors (424681192).

849362378 is a wasteful number, since it uses less digits than its factorization.

849362378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424681191.

The product of its digits is 1741824, while the sum is 50.

The square root of 849362378 is about 29143.8222956427. The cubic root of 849362378 is about 947.0313155547.

The spelling of 849362378 in words is "eight hundred forty-nine million, three hundred sixty-two thousand, three hundred seventy-eight".