610467840 has 340 divisors, whose sum is σ = 2283781104. Its totient is φ = 155713536.

The previous prime is 610467827. The next prime is 610467857. The reversal of 610467840 is 48764016.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 610467795 and 610467804.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 26542069 + ... + 26542091.

Almost surely, 2^610467840 is an apocalyptic number.

610467840 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 610467840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1141890552).

610467840 is an abundant number, since it is smaller than the sum of its proper divisors (1673313264).

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

610467840 is an frugal number, since it uses more digits than its factorization.

610467840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72 (or 33 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 610467840 is about 24707.6473991354. The cubic root of 610467840 is about 848.3093685507.

It can be divided in two parts, 61046 and 7840, that added together give a palindrome (68886).

The spelling of 610467840 in words is "six hundred ten million, four hundred sixty-seven thousand, eight hundred forty".