611401400 has 24 divisors (see below), whose sum is σ = 1421508720. Its totient is φ = 244560480.

The previous prime is 611401397. The next prime is 611401409. The reversal of 611401400 is 4104116.

611401400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611401409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1528304 + ... + 1528703.

It is an arithmetic number, because the mean of its divisors is an integer number (59229530).

Almost surely, 2^611401400 is an apocalyptic number.

It is an amenable number.

611401400 is an abundant number, since it is smaller than the sum of its proper divisors (810107320).

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

611401400 is a wasteful number, since it uses less digits than its factorization.

611401400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3057023 (or 3057014 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 611401400 is about 24726.5323084334. The cubic root of 611401400 is about 848.7415749607.

Adding to 611401400 its reverse (4104116), we get a palindrome (615505516).

The spelling of 611401400 in words is "six hundred eleven million, four hundred one thousand, four hundred".