41273640 has 48 divisors (see below), whose sum is σ = 134140500. Its totient is φ = 11006208.

The previous prime is 41273633. The next prime is 41273657. The reversal of 41273640 is 4637214.

41273640 is a `hidden beast` number, since 4 + 12 + 7 + 3 + 640 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 40220964 + 1052676 = 6342^2 + 1026^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56965 + ... + 57684.

Almost surely, 2^41273640 is an apocalyptic number.

41273640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41273640 is an abundant number, since it is smaller than the sum of its proper divisors (92866860).

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

41273640 is a wasteful number, since it uses less digits than its factorization.

41273640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114666 (or 114659 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 41273640 is about 6424.4563972370. The cubic root of 41273640 is about 345.5871539078.

The spelling of 41273640 in words is "forty-one million, two hundred seventy-three thousand, six hundred forty".