40279096 has 64 divisors (see below), whose sum is σ = 89722080. Its totient is φ = 16711680.

The previous prime is 40279091. The next prime is 40279111. The reversal of 40279096 is 69097204.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40279091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156600 + ... + 156856.

Almost surely, 2^40279096 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40279096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44861040).

40279096 is an abundant number, since it is smaller than the sum of its proper divisors (49442984).

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

40279096 is a wasteful number, since it uses less digits than its factorization.

40279096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 420 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 40279096 is about 6346.5814420048. The cubic root of 40279096 is about 342.7887589144.

The spelling of 40279096 in words is "forty million, two hundred seventy-nine thousand, ninety-six".