396667480 has 32 divisors (see below), whose sum is σ = 973639440. Its totient is φ = 144242560.

The previous prime is 396667429. The next prime is 396667483. The reversal of 396667480 is 84766693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396667483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 450319 + ... + 451198.

Almost surely, 2^396667480 is an apocalyptic number.

It is an amenable number.

396667480 is an abundant number, since it is smaller than the sum of its proper divisors (576971960).

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

396667480 is a wasteful number, since it uses less digits than its factorization.

396667480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901539 (or 901535 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 49.

The square root of 396667480 is about 19916.5127469645. The cubic root of 396667480 is about 734.7544060451.

It can be divided in two parts, 3966 and 67480, that multiplied together give a triangular number (267625680 = T₂₃₁₃₅).

The spelling of 396667480 in words is "three hundred ninety-six million, six hundred sixty-seven thousand, four hundred eighty".