2052400407 has 8 divisors (see below), whose sum is σ = 2750713584. Its totient is φ = 1361177088.

The previous prime is 2052400403. The next prime is 2052400409. The reversal of 2052400407 is 7040042502.

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

It is not a de Polignac number, because 2052400407 - 2² = 2052400403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2052400403) 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, 1771788 + ... + 1772945.

It is an arithmetic number, because the mean of its divisors is an integer number (343839198).

Almost surely, 2^2052400407 is an apocalyptic number.

2052400407 is a deficient number, since it is larger than the sum of its proper divisors (698313177).

2052400407 is a wasteful number, since it uses less digits than its factorization.

2052400407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3544929.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 2052400407 is about 45303.4259962754. The cubic root of 2052400407 is about 1270.8297235761.

Adding to 2052400407 its reverse (7040042502), we get a palindrome (9092442909).

The spelling of 2052400407 in words is "two billion, fifty-two million, four hundred thousand, four hundred seven".