55595240 has 32 divisors (see below), whose sum is σ = 125335080. Its totient is φ = 22194432.

The previous prime is 55595231. The next prime is 55595261. The reversal of 55595240 is 4259555.

It can be written as a sum of positive squares in 4 ways, for example, as 55026724 + 568516 = 7418^2 + 754^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55595240.

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, 26054 + ... + 28106.

Almost surely, 2^55595240 is an apocalyptic number.

It is an amenable number.

55595240 is an abundant number, since it is smaller than the sum of its proper divisors (69739840).

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

55595240 is a wasteful number, since it uses less digits than its factorization.

55595240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2741 (or 2737 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 35.

The square root of 55595240 is about 7456.2215632316. The cubic root of 55595240 is about 381.6622472574.

The spelling of 55595240 in words is "fifty-five million, five hundred ninety-five thousand, two hundred forty".