40386048 has 40 divisors (see below), whose sum is σ = 107595048. Its totient is φ = 13461504.

The previous prime is 40386043. The next prime is 40386079. The reversal of 40386048 is 84068304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40386041) 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, 11611 + ... + 14682.

Almost surely, 2^40386048 is an apocalyptic number.

40386048 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

40386048 is an abundant number, since it is smaller than the sum of its proper divisors (67209000).

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

40386048 is an equidigital number, since it uses as much as digits as its factorization.

40386048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26314 (or 26298 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 40386048 is about 6355.0018095985. The cubic root of 40386048 is about 343.0918900304.

The spelling of 40386048 in words is "forty million, three hundred eighty-six thousand, forty-eight".