406992552 has 128 divisors (see below), whose sum is σ = 1092648960. Its totient is φ = 126120960.

The previous prime is 406992539. The next prime is 406992557. The reversal of 406992552 is 255299604.

It is not an unprimeable number, because it can be changed into a prime (406992557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3601648 + ... + 3601760.

It is an arithmetic number, because the mean of its divisors is an integer number (8536320).

Almost surely, 2^406992552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 406992552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (546324480).

406992552 is an abundant number, since it is smaller than the sum of its proper divisors (685656408).

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

406992552 is a wasteful number, since it uses less digits than its factorization.

406992552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303 (or 299 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 42.

The square root of 406992552 is about 20174.0564091608. The cubic root of 406992552 is about 741.0749849902.

The spelling of 406992552 in words is "four hundred six million, nine hundred ninety-two thousand, five hundred fifty-two".