48891172 has 24 divisors (see below), whose sum is σ = 95512032. Its totient is φ = 21705600.

The previous prime is 48891163. The next prime is 48891181. The reversal of 48891172 is 27119884.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (48891163) and next prime (48891181).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11029 + ... + 14812.

It is an arithmetic number, because the mean of its divisors is an integer number (3979668).

Almost surely, 2^48891172 is an apocalyptic number.

48891172 is the 3738-th centered heptagonal number.

It is an amenable number.

48891172 is a deficient number, since it is larger than the sum of its proper divisors (46620860).

48891172 is a wasteful number, since it uses less digits than its factorization.

48891172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25899 (or 25897 counting only the distinct ones).

The product of its digits is 32256, while the sum is 40.

The square root of 48891172 is about 6992.2222504723. Note that the first 4 decimals coincide. The cubic root of 48891172 is about 365.6594620839.

The spelling of 48891172 in words is "forty-eight million, eight hundred ninety-one thousand, one hundred seventy-two".