611406532 has 12 divisors (see below), whose sum is σ = 1167230736. Its totient is φ = 277912040.

The previous prime is 611406487. The next prime is 611406533. The reversal of 611406532 is 235604116.

It is a self number, because there is not a number n which added to its sum of digits gives 611406532.

It is not an unprimeable number, because it can be changed into a prime (611406533) 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, 6947758 + ... + 6947845.

It is an arithmetic number, because the mean of its divisors is an integer number (97269228).

Almost surely, 2^611406532 is an apocalyptic number.

It is an amenable number.

611406532 is a deficient number, since it is larger than the sum of its proper divisors (555824204).

611406532 is a wasteful number, since it uses less digits than its factorization.

611406532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13895618 (or 13895616 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 611406532 is about 24726.6360833818. The cubic root of 611406532 is about 848.7439496851.

The spelling of 611406532 in words is "six hundred eleven million, four hundred six thousand, five hundred thirty-two".