267273040 has 20 divisors (see below), whose sum is σ = 621410004. Its totient is φ = 106909184.

The previous prime is 267273029. The next prime is 267273047. The reversal of 267273040 is 40372762.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 156350016 + 110923024 = 12504^2 + 10532^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 267272993 and 267273011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (267273047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1670377 + ... + 1670536.

Almost surely, 2^267273040 is an apocalyptic number.

267273040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

267273040 is an abundant number, since it is smaller than the sum of its proper divisors (354136964).

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

267273040 is a wasteful number, since it uses less digits than its factorization.

267273040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3340926 (or 3340920 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 267273040 is about 16348.4873918048. The cubic root of 267273040 is about 644.1470929261.

The spelling of 267273040 in words is "two hundred sixty-seven million, two hundred seventy-three thousand, forty".