47378074 has 4 divisors (see below), whose sum is σ = 71067114. Its totient is φ = 23689036.

The previous prime is 47378053. The next prime is 47378081. The reversal of 47378074 is 47087374.

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., 46580625 + 797449 = 6825^2 + 893^2 .

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 an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11844517 + ... + 11844520.

Almost surely, 2^47378074 is an apocalyptic number.

47378074 is a deficient number, since it is larger than the sum of its proper divisors (23689040).

47378074 is a wasteful number, since it uses less digits than its factorization.

47378074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23689039.

The product of its (nonzero) digits is 131712, while the sum is 40.

The square root of 47378074 is about 6883.1732507616. The cubic root of 47378074 is about 361.8476868052.

The spelling of 47378074 in words is "forty-seven million, three hundred seventy-eight thousand, seventy-four".