867454272 has 140 divisors (see below), whose sum is σ = 2707050720. Its totient is φ = 273901824.

The previous prime is 867454229. The next prime is 867454277. The reversal of 867454272 is 272454768.

It is a happy number.

It is a super-2 number, since 2×867454272² = 1504953828022099968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867454277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 94093 + ... + 102899.

Almost surely, 2^867454272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 867454272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1353525360).

867454272 is an abundant number, since it is smaller than the sum of its proper divisors (1839596448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

867454272 is a wasteful number, since it uses less digits than its factorization.

867454272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8850 (or 8831 counting only the distinct ones).

The product of its digits is 752640, while the sum is 45.

The square root of 867454272 is about 29452.5766614739. The cubic root of 867454272 is about 953.7082292742.

The spelling of 867454272 in words is "eight hundred sixty-seven million, four hundred fifty-four thousand, two hundred seventy-two".