403412 has 6 divisors (see below), whose sum is σ = 705978. Its totient is φ = 201704.

The previous prime is 403391. The next prime is 403433. The reversal of 403412 is 214304.

Added to its reverse (214304) it gives a triangular number (617716 = T₁₁₁₁).

It is an interprime number because it is at equal distance from previous prime (403391) and next prime (403433).

It can be written as a sum of positive squares in only one way, i.e., 276676 + 126736 = 526^2 + 356^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50423 + ... + 50430.

It is an arithmetic number, because the mean of its divisors is an integer number (117663).

2⁴⁰³⁴¹² is an apocalyptic number.

It is an amenable number.

403412 is a deficient number, since it is larger than the sum of its proper divisors (302566).

403412 is a wasteful number, since it uses less digits than its factorization.

403412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100857 (or 100855 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 403412 is about 635.1472270269. The cubic root of 403412 is about 73.8895356966.

Adding to 403412 its reverse (214304), we get a palindrome (617716).

The spelling of 403412 in words is "four hundred three thousand, four hundred twelve", and thus it is an iban number.