2042640600 has 768 divisors, whose sum is σ = 8999424000. Its totient is φ = 369100800.

The previous prime is 2042640599. The next prime is 2042640601. The reversal of 2042640600 is 60462402.

It is an interprime number because it is at equal distance from previous prime (2042640599) and next prime (2042640601).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042640601) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 11411311 + ... + 11411489.

It is an arithmetic number, because the mean of its divisors is an integer number (11718000).

Almost surely, 2^2042640600 is an apocalyptic number.

2042640600 is a gapful number since it is divisible by the number (20) 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 2042640600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4499712000).

2042640600 is an abundant number, since it is smaller than the sum of its proper divisors (6956783400).

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

2042640600 is a wasteful number, since it uses less digits than its factorization.

2042640600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248 (or 239 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2042640600 is about 45195.5816424570. The cubic root of 2042640600 is about 1268.8121242442.

The spelling of 2042640600 in words is "two billion, forty-two million, six hundred forty thousand, six hundred".