2078356474 has 8 divisors (see below), whose sum is σ = 3117819060. Its totient is φ = 1039083456.

The previous prime is 2078356459. The next prime is 2078356493. The reversal of 2078356474 is 4746538702.

It can be written as a sum of positive squares in 2 ways, for example, as 1321831449 + 756525025 = 36357^2 + 27505^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15759 + ... + 66370.

Almost surely, 2^2078356474 is an apocalyptic number.

2078356474 is a deficient number, since it is larger than the sum of its proper divisors (1039462586).

2078356474 is a wasteful number, since it uses less digits than its factorization.

2078356474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94784.

The product of its (nonzero) digits is 1128960, while the sum is 46.

The square root of 2078356474 is about 45588.9950975013. The cubic root of 2078356474 is about 1276.1645592643.

The spelling of 2078356474 in words is "two billion, seventy-eight million, three hundred fifty-six thousand, four hundred seventy-four".