2520346023 has 40 divisors (see below), whose sum is σ = 4060179200. Its totient is φ = 1548839232.

The previous prime is 2520346019. The next prime is 2520346061. The reversal of 2520346023 is 3206430252.

2520346023 is a `hidden beast` number, since 2 + 5 + 20 + 34 + 602 + 3 = 666.

It is not a de Polignac number, because 2520346023 - 2² = 2520346019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520346013) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1124538 + ... + 1126776.

It is an arithmetic number, because the mean of its divisors is an integer number (101504480).

Almost surely, 2^2520346023 is an apocalyptic number.

2520346023 is a deficient number, since it is larger than the sum of its proper divisors (1539833177).

2520346023 is a wasteful number, since it uses less digits than its factorization.

2520346023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333 (or 3324 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 2520346023 is about 50203.0479453190. The cubic root of 2520346023 is about 1360.8807053233.

Adding to 2520346023 its reverse (3206430252), we get a palindrome (5726776275).

The spelling of 2520346023 in words is "two billion, five hundred twenty million, three hundred forty-six thousand, twenty-three".