611201406 has 64 divisors (see below), whose sum is σ = 1279167552. Its totient is φ = 194568192.

The previous prime is 611201401. The next prime is 611201411. The reversal of 611201406 is 604102116.

It is an interprime number because it is at equal distance from previous prime (611201401) and next prime (611201411).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611201401) 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, 2623066 + ... + 2623298.

It is an arithmetic number, because the mean of its divisors is an integer number (19986993).

Almost surely, 2^611201406 is an apocalyptic number.

611201406 is an abundant number, since it is smaller than the sum of its proper divisors (667966146).

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

611201406 is a wasteful number, since it uses less digits than its factorization.

611201406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 611201406 is about 24722.4878602458. The cubic root of 611201406 is about 848.6490216157.

It can be divided in two parts, 61120 and 1406, that added together give a palindrome (62526).

The spelling of 611201406 in words is "six hundred eleven million, two hundred one thousand, four hundred six".