47242453 has 8 divisors (see below), whose sum is σ = 47986400. Its totient is φ = 46504368.

The previous prime is 47242411. The next prime is 47242469. The reversal of 47242453 is 35424274.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 47242453 - 2⁹ = 47241941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47243453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16438 + ... + 19096.

It is an arithmetic number, because the mean of its divisors is an integer number (5998300).

Almost surely, 2^47242453 is an apocalyptic number.

It is an amenable number.

47242453 is a deficient number, since it is larger than the sum of its proper divisors (743947).

47242453 is a wasteful number, since it uses less digits than its factorization.

47242453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2931.

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

The square root of 47242453 is about 6873.3145570387. The cubic root of 47242453 is about 361.5020906187.

The spelling of 47242453 in words is "forty-seven million, two hundred forty-two thousand, four hundred fifty-three".