2540462346 has 32 divisors (see below), whose sum is σ = 5697278400. Its totient is φ = 839049840.

The previous prime is 2540462311. The next prime is 2540462347. The reversal of 2540462346 is 6432640452.

2540462346 is a `hidden beast` number, since 25 + 4 + 0 + 4 + 623 + 4 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2540462346.

It is not an unprimeable number, because it can be changed into a prime (2540462347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209920 + ... + 221691.

It is an arithmetic number, because the mean of its divisors is an integer number (178039950).

Almost surely, 2^2540462346 is an apocalyptic number.

2540462346 is an abundant number, since it is smaller than the sum of its proper divisors (3156816054).

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

2540462346 is a wasteful number, since it uses less digits than its factorization.

2540462346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431731 (or 431725 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The square root of 2540462346 is about 50402.9993750372. Note that the first 3 decimals coincide. The cubic root of 2540462346 is about 1364.4917707031.

The spelling of 2540462346 in words is "two billion, five hundred forty million, four hundred sixty-two thousand, three hundred forty-six".