240056497 has 12 divisors (see below), whose sum is σ = 253488564. Its totient is φ = 227295200.

The previous prime is 240056491. The next prime is 240056549. The reversal of 240056497 is 794650042.

It can be written as a sum of positive squares in 2 ways, for example, as 236052496 + 4004001 = 15364^2 + 2001^2 .

It is not a de Polignac number, because 240056497 - 2³ = 240056489 is a prime.

It is a super-2 number, since 2×240056497² = 115254243503822018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240056491) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51183 + ... + 55675.

It is an arithmetic number, because the mean of its divisors is an integer number (21124047).

Almost surely, 2^240056497 is an apocalyptic number.

It is an amenable number.

240056497 is a deficient number, since it is larger than the sum of its proper divisors (13432067).

240056497 is a wasteful number, since it uses less digits than its factorization.

240056497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4640 (or 4617 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 240056497 is about 15493.7567103656. The cubic root of 240056497 is about 621.4952610635.

The spelling of 240056497 in words is "two hundred forty million, fifty-six thousand, four hundred ninety-seven".