2420523156 has 24 divisors (see below), whose sum is σ = 5691004704. Its totient is φ = 800681440.

The previous prime is 2420523139. The next prime is 2420523173. The reversal of 2420523156 is 6513250242.

It is an interprime number because it is at equal distance from previous prime (2420523139) and next prime (2420523173).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 768315 + ... + 771458.

It is an arithmetic number, because the mean of its divisors is an integer number (237125196).

Almost surely, 2^2420523156 is an apocalyptic number.

It is an amenable number.

2420523156 is an abundant number, since it is smaller than the sum of its proper divisors (3270481548).

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

2420523156 is a wasteful number, since it uses less digits than its factorization.

2420523156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1539911 (or 1539909 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2420523156 is about 49198.8125466459. The cubic root of 2420523156 is about 1342.6714279527.

Adding to 2420523156 its reverse (6513250242), we get a palindrome (8933773398).

The spelling of 2420523156 in words is "two billion, four hundred twenty million, five hundred twenty-three thousand, one hundred fifty-six".