40202342 has 8 divisors (see below), whose sum is σ = 60889296. Its totient is φ = 19905912.

The previous prime is 40202333. The next prime is 40202353. The reversal of 40202342 is 24320204.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40202342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97373 + ... + 97784.

It is an arithmetic number, because the mean of its divisors is an integer number (7611162).

Almost surely, 2^40202342 is an apocalyptic number.

40202342 is a deficient number, since it is larger than the sum of its proper divisors (20686954).

40202342 is a wasteful number, since it uses less digits than its factorization.

40202342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195262.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 40202342 is about 6340.5316811763. The cubic root of 40202342 is about 342.5708862815.

Adding to 40202342 its reverse (24320204), we get a palindrome (64522546).

The spelling of 40202342 in words is "forty million, two hundred two thousand, three hundred forty-two".