48787444 has 24 divisors (see below), whose sum is σ = 86802408. Its totient is φ = 23990400.

The previous prime is 48787441. The next prime is 48787447. The reversal of 48787444 is 44478784.

It is an interprime number because it is at equal distance from previous prime (48787441) and next prime (48787447).

It can be written as a sum of positive squares in 4 ways, for example, as 17539344 + 31248100 = 4188^2 + 5590^2 .

It is a junction number, because it is equal to n+sod(n) for n = 48787394 and 48787403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48787441) 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, 79282 + ... + 79894.

It is an arithmetic number, because the mean of its divisors is an integer number (3616767).

Almost surely, 2^48787444 is an apocalyptic number.

It is an amenable number.

48787444 is a deficient number, since it is larger than the sum of its proper divisors (38014964).

48787444 is a wasteful number, since it uses less digits than its factorization.

48787444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915 (or 913 counting only the distinct ones).

The product of its digits is 802816, while the sum is 46.

The square root of 48787444 is about 6984.8009277287. The cubic root of 48787444 is about 365.4006833965.

The spelling of 48787444 in words is "forty-eight million, seven hundred eighty-seven thousand, four hundred forty-four".