48645623 has 4 divisors (see below), whose sum is σ = 52387608. Its totient is φ = 44903640.

The previous prime is 48645581. The next prime is 48645631. The reversal of 48645623 is 32654684.

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

It is a cyclic number.

It is not a de Polignac number, because 48645623 - 2⁸ = 48645367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48645523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1870973 + ... + 1870998.

It is an arithmetic number, because the mean of its divisors is an integer number (13096902).

Almost surely, 2^48645623 is an apocalyptic number.

48645623 is a deficient number, since it is larger than the sum of its proper divisors (3741985).

48645623 is a wasteful number, since it uses less digits than its factorization.

48645623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3741984.

The product of its digits is 138240, while the sum is 38.

The square root of 48645623 is about 6974.6414244748. The cubic root of 48645623 is about 365.0462767371.

The spelling of 48645623 in words is "forty-eight million, six hundred forty-five thousand, six hundred twenty-three".