47324542 has 4 divisors (see below), whose sum is σ = 70986816. Its totient is φ = 23662270.

The previous prime is 47324531. The next prime is 47324561. The reversal of 47324542 is 24542374.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×47324542² = 4479224551019528, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11831134 + ... + 11831137.

It is an arithmetic number, because the mean of its divisors is an integer number (17746704).

Almost surely, 2^47324542 is an apocalyptic number.

47324542 is a deficient number, since it is larger than the sum of its proper divisors (23662274).

47324542 is a wasteful number, since it uses less digits than its factorization.

47324542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23662273.

The product of its digits is 26880, while the sum is 31.

The square root of 47324542 is about 6879.2835382764. The cubic root of 47324542 is about 361.7113527811.

The spelling of 47324542 in words is "forty-seven million, three hundred twenty-four thousand, five hundred forty-two".