867067740 has 432 divisors, whose sum is σ = 3471721344. Its totient is φ = 179625600.

The previous prime is 867067727. The next prime is 867067753. The reversal of 867067740 is 47760768.

It is an interprime number because it is at equal distance from previous prime (867067727) and next prime (867067753).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 2619375 + ... + 2619705.

It is an arithmetic number, because the mean of its divisors is an integer number (8036392).

Almost surely, 2^867067740 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 867067740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1735860672).

867067740 is an abundant number, since it is smaller than the sum of its proper divisors (2604653604).

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

867067740 is a wasteful number, since it uses less digits than its factorization.

867067740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 45.

The square root of 867067740 is about 29446.0139917103. The cubic root of 867067740 is about 953.5665528273.

The spelling of 867067740 in words is "eight hundred sixty-seven million, sixty-seven thousand, seven hundred forty".