2240400455 has 8 divisors (see below), whose sum is σ = 2694692112. Its totient is φ = 1788179328.

The previous prime is 2240400413. The next prime is 2240400469. The reversal of 2240400455 is 5540040422.

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 2240400455 - 2⁶ = 2240400391 is a prime.

It is a Duffinian number.

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, 515249 + ... + 519578.

It is an arithmetic number, because the mean of its divisors is an integer number (336836514).

Almost surely, 2^2240400455 is an apocalyptic number.

2240400455 is a deficient number, since it is larger than the sum of its proper divisors (454291657).

2240400455 is a wasteful number, since it uses less digits than its factorization.

2240400455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035265.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 2240400455 is about 47332.8686538224. The cubic root of 2240400455 is about 1308.5044905521.

Adding to 2240400455 its reverse (5540040422), we get a palindrome (7780440877).

The spelling of 2240400455 in words is "two billion, two hundred forty million, four hundred thousand, four hundred fifty-five".