611786046 has 16 divisors (see below), whose sum is σ = 1256642064. Its totient is φ = 198417024.

The previous prime is 611786029. The next prime is 611786047. The reversal of 611786046 is 640687116.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 611785995 and 611786013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611786047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1377675 + ... + 1378118.

It is an arithmetic number, because the mean of its divisors is an integer number (78540129).

Almost surely, 2^611786046 is an apocalyptic number.

611786046 is an abundant number, since it is smaller than the sum of its proper divisors (644856018).

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

611786046 is a wasteful number, since it uses less digits than its factorization.

611786046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755835.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 611786046 is about 24734.3090867726. The cubic root of 611786046 is about 848.9195249477.

The spelling of 611786046 in words is "six hundred eleven million, seven hundred eighty-six thousand, forty-six".