40282479 has 12 divisors (see below), whose sum is σ = 60192600. Its totient is φ = 25928784.

The previous prime is 40282471. The next prime is 40282483. The reversal of 40282479 is 97428204.

40282479 is a `hidden beast` number, since 402 + 8 + 247 + 9 = 666.

It is not a de Polignac number, because 40282479 - 2³ = 40282471 is a prime.

It is a super-2 number, since 2×40282479² = 3245356228770882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40282471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76909 + ... + 77430.

It is an arithmetic number, because the mean of its divisors is an integer number (5016050).

Almost surely, 2^40282479 is an apocalyptic number.

40282479 is a deficient number, since it is larger than the sum of its proper divisors (19910121).

40282479 is a wasteful number, since it uses less digits than its factorization.

40282479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154374 (or 154371 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 40282479 is about 6346.8479578449. The cubic root of 40282479 is about 342.7983554713.

The spelling of 40282479 in words is "forty million, two hundred eighty-two thousand, four hundred seventy-nine".