1206404562 has 16 divisors (see below), whose sum is σ = 2632155552. Its totient is φ = 365577120.

The previous prime is 1206404561. The next prime is 1206404567. The reversal of 1206404562 is 2654046021.

It is not an unprimeable number, because it can be changed into a prime (1206404561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9139363 + ... + 9139494.

It is an arithmetic number, because the mean of its divisors is an integer number (164509722).

Almost surely, 2^1206404562 is an apocalyptic number.

1206404562 is an abundant number, since it is smaller than the sum of its proper divisors (1425750990).

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

1206404562 is a wasteful number, since it uses less digits than its factorization.

1206404562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18278873.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 1206404562 is about 34733.3350255918. The cubic root of 1206404562 is about 1064.5457332184.

The spelling of 1206404562 in words is "one billion, two hundred six million, four hundred four thousand, five hundred sixty-two".