40206396 has 24 divisors (see below), whose sum is σ = 93958480. Its totient is φ = 13381632.

The previous prime is 40206371. The next prime is 40206401. The reversal of 40206396 is 69360204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7050 + ... + 11406.

Almost surely, 2^40206396 is an apocalyptic number.

It is an amenable number.

40206396 is an abundant number, since it is smaller than the sum of its proper divisors (53752084).

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

40206396 is a wasteful number, since it uses less digits than its factorization.

40206396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5133 (or 5131 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 40206396 is about 6340.8513623961. The cubic root of 40206396 is about 342.5824008321.

The spelling of 40206396 in words is "forty million, two hundred six thousand, three hundred ninety-six".