611229696 has 448 divisors, whose sum is σ = 2264785920. Its totient is φ = 141557760.

The previous prime is 611229691. The next prime is 611229701. The reversal of 611229696 is 696922116.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (611229691) and next prime (611229701).

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611229691) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32169975 + ... + 32169993.

Almost surely, 2^611229696 is an apocalyptic number.

611229696 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 611229696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1132392960).

611229696 is an abundant number, since it is smaller than the sum of its proper divisors (1653556224).

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

611229696 is a wasteful number, since it uses less digits than its factorization.

611229696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83 (or 59 counting only the distinct ones).

The product of its digits is 69984, while the sum is 42.

The square root of 611229696 is about 24723.0600047810. The cubic root of 611229696 is about 848.6621149050.

The spelling of 611229696 in words is "six hundred eleven million, two hundred twenty-nine thousand, six hundred ninety-six".