127064240 has 20 divisors (see below), whose sum is σ = 295424544. Its totient is φ = 50825664.

The previous prime is 127064237. The next prime is 127064251. The reversal of 127064240 is 42460721.

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

It is a super-2 number, since 2×127064240² = 32290642173555200, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 794072 + ... + 794231.

Almost surely, 2^127064240 is an apocalyptic number.

127064240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

127064240 is an abundant number, since it is smaller than the sum of its proper divisors (168360304).

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

127064240 is a wasteful number, since it uses less digits than its factorization.

127064240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588316 (or 1588310 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 127064240 is about 11272.2774983585. The cubic root of 127064240 is about 502.7373069543.

The spelling of 127064240 in words is "one hundred twenty-seven million, sixty-four thousand, two hundred forty".