48451947 has 8 divisors (see below), whose sum is σ = 64704144. Its totient is φ = 32250528.

The previous prime is 48451901. The next prime is 48451951. The reversal of 48451947 is 74915484.

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

It is not a de Polignac number, because 48451947 - 2⁶ = 48451883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 48451899 and 48451908.

It is not an unprimeable number, because it can be changed into a prime (48451147) 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, 10408 + ... + 14325.

It is an arithmetic number, because the mean of its divisors is an integer number (8088018).

Almost surely, 2^48451947 is an apocalyptic number.

48451947 is a deficient number, since it is larger than the sum of its proper divisors (16252197).

48451947 is a wasteful number, since it uses less digits than its factorization.

48451947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25389.

The product of its digits is 161280, while the sum is 42.

The square root of 48451947 is about 6960.7432792770. The cubic root of 48451947 is about 364.5611715015.

The spelling of 48451947 in words is "forty-eight million, four hundred fifty-one thousand, nine hundred forty-seven".