867487748 has 6 divisors (see below), whose sum is σ = 1518103566. Its totient is φ = 433743872.

The previous prime is 867487739. The next prime is 867487763. The reversal of 867487748 is 847784768.

It can be written as a sum of positive squares in only one way, i.e., 671431744 + 196056004 = 25912^2 + 14002^2 .

It is a super-2 number, since 2×867487748² = 1505069985860223008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 108435965 + ... + 108435972.

It is an arithmetic number, because the mean of its divisors is an integer number (253017261).

Almost surely, 2^867487748 is an apocalyptic number.

It is an amenable number.

867487748 is a deficient number, since it is larger than the sum of its proper divisors (650615818).

867487748 is a wasteful number, since it uses less digits than its factorization.

867487748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216871941 (or 216871939 counting only the distinct ones).

The product of its digits is 16859136, while the sum is 59.

The square root of 867487748 is about 29453.1449594097. The cubic root of 867487748 is about 953.7204973276.

The spelling of 867487748 in words is "eight hundred sixty-seven million, four hundred eighty-seven thousand, seven hundred forty-eight".