610245240 has 64 divisors (see below), whose sum is σ = 1997170560. Its totient is φ = 147937920.

The previous prime is 610245239. The next prime is 610245253. The reversal of 610245240 is 42542016.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 610245240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229834 + ... + 232473.

It is an arithmetic number, because the mean of its divisors is an integer number (31205790).

Almost surely, 2^610245240 is an apocalyptic number.

610245240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

610245240 is an abundant number, since it is smaller than the sum of its proper divisors (1386925320).

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

610245240 is a wasteful number, since it uses less digits than its factorization.

610245240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462332 (or 462328 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 610245240 is about 24703.1423102406. The cubic root of 610245240 is about 848.2062472997.

Adding to 610245240 its reverse (42542016), we get a palindrome (652787256).

The spelling of 610245240 in words is "six hundred ten million, two hundred forty-five thousand, two hundred forty".