40283049 has 4 divisors (see below), whose sum is σ = 53710736. Its totient is φ = 26855364.

The previous prime is 40283027. The next prime is 40283053. The reversal of 40283049 is 94038204.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 40283049 - 2¹⁵ = 40250281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40283099) 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, 6713839 + ... + 6713844.

It is an arithmetic number, because the mean of its divisors is an integer number (13427684).

Almost surely, 2^40283049 is an apocalyptic number.

It is an amenable number.

40283049 is a deficient number, since it is larger than the sum of its proper divisors (13427687).

40283049 is a wasteful number, since it uses less digits than its factorization.

40283049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13427686.

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

The square root of 40283049 is about 6346.8928618656. The cubic root of 40283049 is about 342.7999723375.

The spelling of 40283049 in words is "forty million, two hundred eighty-three thousand, forty-nine".