609987480 has 64 divisors (see below), whose sum is σ = 1848117600. Its totient is φ = 161049600.

The previous prime is 609987473. The next prime is 609987487. The reversal of 609987480 is 84789906.

It is a happy number.

609987480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (609987473) and next prime (609987487).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609987487) 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, 13045 + ... + 37284.

Almost surely, 2^609987480 is an apocalyptic number.

609987480 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

609987480 is an abundant number, since it is smaller than the sum of its proper divisors (1238130120).

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

609987480 is a wasteful number, since it uses less digits than its factorization.

609987480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50444 (or 50440 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 51.

The square root of 609987480 is about 24697.9246091650. The cubic root of 609987480 is about 848.0868065580.

The spelling of 609987480 in words is "six hundred nine million, nine hundred eighty-seven thousand, four hundred eighty".