611020436 has 48 divisors (see below), whose sum is σ = 1183366464. Its totient is φ = 274323456.

The previous prime is 611020433. The next prime is 611020451. The reversal of 611020436 is 634020116.

It is a happy number.

611020436 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 (611020433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288116 + ... + 290228.

It is an arithmetic number, because the mean of its divisors is an integer number (24653468).

Almost surely, 2^611020436 is an apocalyptic number.

It is an amenable number.

611020436 is a deficient number, since it is larger than the sum of its proper divisors (572346028).

611020436 is a wasteful number, since it uses less digits than its factorization.

611020436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2280 (or 2278 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 611020436 is about 24718.8275611931. The cubic root of 611020436 is about 848.5652548071.

The spelling of 611020436 in words is "six hundred eleven million, twenty thousand, four hundred thirty-six".