2473242640 has 40 divisors (see below), whose sum is σ = 6273044928. Its totient is φ = 899360640.

The previous prime is 2473242617. The next prime is 2473242661. The reversal of 2473242640 is 462423742.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×2473242640² = 12233858312628339200, which contains 22 as substring.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2473242596 and 2473242605.

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, 1404372 + ... + 1406131.

Almost surely, 2^2473242640 is an apocalyptic number.

2473242640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2473242640 is an abundant number, since it is smaller than the sum of its proper divisors (3799802288).

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

2473242640 is a wasteful number, since it uses less digits than its factorization.

2473242640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2810527 (or 2810521 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 34.

The square root of 2473242640 is about 49731.7065864424. The cubic root of 2473242640 is about 1352.3493868454.

The spelling of 2473242640 in words is "two billion, four hundred seventy-three million, two hundred forty-two thousand, six hundred forty".