2420553 has 8 divisors (see below), whose sum is σ = 3234816. Its totient is φ = 1610000.

The previous prime is 2420549. The next prime is 2420557. The reversal of 2420553 is 3550242.

It is an interprime number because it is at equal distance from previous prime (2420549) and next prime (2420557).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2420553 - 2² = 2420549 is a prime.

It is a zygodrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (2420557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1528 + ... + 2678.

It is an arithmetic number, because the mean of its divisors is an integer number (404352).

2^2420553 is an apocalyptic number.

It is an amenable number.

2420553 is a deficient number, since it is larger than the sum of its proper divisors (814263).

2420553 is a wasteful number, since it uses less digits than its factorization.

2420553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1855.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 2420553 is about 1555.8126493894. The cubic root of 2420553 is about 134.2676946115.

Adding to 2420553 its reverse (3550242), we get a palindrome (5970795).

The spelling of 2420553 in words is "two million, four hundred twenty thousand, five hundred fifty-three".