402415332 has 24 divisors (see below), whose sum is σ = 1024330272. Its totient is φ = 121944000.

The previous prime is 402415303. The next prime is 402415357. The reversal of 402415332 is 233514204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1524169 + ... + 1524432.

It is an arithmetic number, because the mean of its divisors is an integer number (42680428).

Almost surely, 2^402415332 is an apocalyptic number.

It is an amenable number.

402415332 is an abundant number, since it is smaller than the sum of its proper divisors (621914940).

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

402415332 is a wasteful number, since it uses less digits than its factorization.

402415332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3048619 (or 3048617 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 402415332 is about 20060.2924206005. The cubic root of 402415332 is about 738.2863512283.

Adding to 402415332 its reverse (233514204), we get a palindrome (635929536).

The spelling of 402415332 in words is "four hundred two million, four hundred fifteen thousand, three hundred thirty-two".