40049506 has 8 divisors (see below), whose sum is σ = 68656320. Its totient is φ = 17164068.

The previous prime is 40049483. The next prime is 40049507. The reversal of 40049506 is 60594004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40049507) 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, 1430326 + ... + 1430353.

It is an arithmetic number, because the mean of its divisors is an integer number (8582040).

Almost surely, 2^40049506 is an apocalyptic number.

40049506 is a deficient number, since it is larger than the sum of its proper divisors (28606814).

40049506 is a wasteful number, since it uses less digits than its factorization.

40049506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2860688.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 40049506 is about 6328.4679030552. The cubic root of 40049506 is about 342.1362212840.

The spelling of 40049506 in words is "forty million, forty-nine thousand, five hundred six".