867941040 has 40 divisors (see below), whose sum is σ = 2690617968. Its totient is φ = 231450880.

The previous prime is 867941027. The next prime is 867941051. The reversal of 867941040 is 40149768.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 867941040.

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, 1807971 + ... + 1808450.

Almost surely, 2^867941040 is an apocalyptic number.

867941040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

867941040 is an abundant number, since it is smaller than the sum of its proper divisors (1822676928).

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

867941040 is a wasteful number, since it uses less digits than its factorization.

867941040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3616437 (or 3616431 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 867941040 is about 29460.8390919200. The cubic root of 867941040 is about 953.8865855884.

The spelling of 867941040 in words is "eight hundred sixty-seven million, nine hundred forty-one thousand, forty".