611440248 has 16 divisors (see below), whose sum is σ = 1528600680. Its totient is φ = 203813408.

The previous prime is 611440243. The next prime is 611440253. The reversal of 611440248 is 842044116.

611440248 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (611440243) and next prime (611440253).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611440243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12738315 + ... + 12738362.

Almost surely, 2^611440248 is an apocalyptic number.

It is an amenable number.

611440248 is an abundant number, since it is smaller than the sum of its proper divisors (917160432).

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

611440248 is a wasteful number, since it uses less digits than its factorization.

611440248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25476686 (or 25476682 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

The square root of 611440248 is about 24727.3178488893. The cubic root of 611440248 is about 848.7595507206.

The spelling of 611440248 in words is "six hundred eleven million, four hundred forty thousand, two hundred forty-eight".