40229283 has 4 divisors (see below), whose sum is σ = 53639048. Its totient is φ = 26819520.

The previous prime is 40229263. The next prime is 40229291. The reversal of 40229283 is 38292204.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40229283 - 2¹² = 40225187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40229283.

It is not an unprimeable number, because it can be changed into a prime (40229263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6704878 + ... + 6704883.

It is an arithmetic number, because the mean of its divisors is an integer number (13409762).

Almost surely, 2^40229283 is an apocalyptic number.

40229283 is a deficient number, since it is larger than the sum of its proper divisors (13409765).

40229283 is a wasteful number, since it uses less digits than its factorization.

40229283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13409764.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 40229283 is about 6342.6558317475. The cubic root of 40229283 is about 342.6473921180.

The spelling of 40229283 in words is "forty million, two hundred twenty-nine thousand, two hundred eighty-three".