404342052 has 48 divisors (see below), whose sum is σ = 988495872. Its totient is φ = 128478240.

The previous prime is 404342033. The next prime is 404342063. The reversal of 404342052 is 250243404.

It is a super-3 number, since 3×404342052³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 16813 + ... + 33035.

It is an arithmetic number, because the mean of its divisors is an integer number (20593664).

Almost surely, 2^404342052 is an apocalyptic number.

It is an amenable number.

404342052 is an abundant number, since it is smaller than the sum of its proper divisors (584153820).

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

404342052 is a wasteful number, since it uses less digits than its factorization.

404342052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16328 (or 16326 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 404342052 is about 20108.2583034931. The cubic root of 404342052 is about 739.4627534623.

Adding to 404342052 its reverse (250243404), we get a palindrome (654585456).

It can be divided in two parts, 40434 and 2052, that added together give a triangular number (42486 = T₂₉₁).

The spelling of 404342052 in words is "four hundred four million, three hundred forty-two thousand, fifty-two".