2420236 has 48 divisors (see below), whose sum is σ = 5346880. Its totient is φ = 933120.

The previous prime is 2420213. The next prime is 2420237. The reversal of 2420236 is 6320242.

2420236 = 585² + 586² + ... + 591².

It is not an unprimeable number, because it can be changed into a prime (2420237) 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, 22150 + ... + 22258.

2^2420236 is an apocalyptic number.

2420236 is a gapful number since it is divisible by the number (26) 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 2420236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2673440).

2420236 is an abundant number, since it is smaller than the sum of its proper divisors (2926644).

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

2420236 is a wasteful number, since it uses less digits than its factorization.

2420236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 192 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2420236 is about 1555.7107700341. The cubic root of 2420236 is about 134.2618330422.

Adding to 2420236 its reverse (6320242), we get a palindrome (8740478).

The spelling of 2420236 in words is "two million, four hundred twenty thousand, two hundred thirty-six".