40342098 has 32 divisors (see below), whose sum is σ = 84257280. Its totient is φ = 12862080.

The previous prime is 40342091. The next prime is 40342117. The reversal of 40342098 is 89024304.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40342091) 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, 15336 + ... + 17772.

It is an arithmetic number, because the mean of its divisors is an integer number (2633040).

Almost surely, 2^40342098 is an apocalyptic number.

40342098 is an abundant number, since it is smaller than the sum of its proper divisors (43915182).

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

40342098 is a wasteful number, since it uses less digits than its factorization.

40342098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2562.

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

The square root of 40342098 is about 6351.5429621471. The cubic root of 40342098 is about 342.9673886042.

The spelling of 40342098 in words is "forty million, three hundred forty-two thousand, ninety-eight".