4266540 has 48 divisors (see below), whose sum is σ = 13275360.
Its totient is φ = 1137600.
The previous prime is 4266529. The next prime is 4266547. The reversal of 4266540 is 456624.
It is a happy number.
4266540 is a `hidden beast` number, since 4 + 2 + 6 + 654 + 0 = 666.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (4266547) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3411 + ... + 4490.
It is an arithmetic number, because the mean of its divisors is an integer number (276570).
Almost surely, 24266540 is an apocalyptic number.
It is an amenable number.
4266540 is an abundant number, since it is smaller than the sum of its proper divisors (9008820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4266540 is a wasteful number, since it uses less digits than its factorization.
4266540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7919 (or 7911 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
The square root of 4266540 is about 2065.5604566316.
The cubic root of 4266540 is about 162.1904481739.
The spelling of 4266540 in words is "four million, two hundred sixty-six thousand, five hundred forty".