48229891 has 4 divisors (see below), whose sum is σ = 48582072. Its totient is φ = 47877712.

The previous prime is 48229861. The next prime is 48229913. The reversal of 48229891 is 19892284.

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 48229891 - 2¹¹ = 48227843 is a prime.

It is a super-2 number, since 2×48229891² = 4652244771743762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48229861) 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, 175885 + ... + 176158.

It is an arithmetic number, because the mean of its divisors is an integer number (12145518).

Almost surely, 2^48229891 is an apocalyptic number.

48229891 is a deficient number, since it is larger than the sum of its proper divisors (352181).

48229891 is a wasteful number, since it uses less digits than its factorization.

48229891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352180.

The product of its digits is 82944, while the sum is 43.

The square root of 48229891 is about 6944.7743663851. The cubic root of 48229891 is about 364.0033887500.

The spelling of 48229891 in words is "forty-eight million, two hundred twenty-nine thousand, eight hundred ninety-one".