402413452 has 12 divisors (see below), whose sum is σ = 804826960. Its totient is φ = 172462896.

The previous prime is 402413447. The next prime is 402413461. The reversal of 402413452 is 254314204.

It is a happy number.

402413452 is an admirable number.

It is a super-3 number, since 3×402413452³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7185927 + ... + 7185982.

Almost surely, 2^402413452 is an apocalyptic number.

It is an amenable number.

402413452 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

402413452 is a wasteful number, since it uses less digits than its factorization.

402413452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14371920 (or 14371918 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 402413452 is about 20060.2455618071. The cubic root of 402413452 is about 738.2852015202.

Adding to 402413452 its reverse (254314204), we get a palindrome (656727656).

The spelling of 402413452 in words is "four hundred two million, four hundred thirteen thousand, four hundred fifty-two".