47481506 has 4 divisors (see below), whose sum is σ = 71222262. Its totient is φ = 23740752.

The previous prime is 47481461. The next prime is 47481509. The reversal of 47481506 is 60518474.

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., 40768225 + 6713281 = 6385^2 + 2591^2 .

It is not an unprimeable number, because it can be changed into a prime (47481509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11870375 + ... + 11870378.

Almost surely, 2^47481506 is an apocalyptic number.

47481506 is a deficient number, since it is larger than the sum of its proper divisors (23740756).

47481506 is a wasteful number, since it uses less digits than its factorization.

47481506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23740755.

The product of its (nonzero) digits is 26880, while the sum is 35.

The square root of 47481506 is about 6890.6825496463. The cubic root of 47481506 is about 362.1108143391.

The spelling of 47481506 in words is "forty-seven million, four hundred eighty-one thousand, five hundred six".