83902495 has 8 divisors (see below), whose sum is σ = 103404384. Its totient is φ = 65307744.

The previous prime is 83902493. The next prime is 83902547. The reversal of 83902495 is 59420938.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 83902495 - 2¹ = 83902493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83902493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226579 + ... + 226948.

It is an arithmetic number, because the mean of its divisors is an integer number (12925548).

Almost surely, 2^83902495 is an apocalyptic number.

83902495 is a deficient number, since it is larger than the sum of its proper divisors (19501889).

83902495 is a wasteful number, since it uses less digits than its factorization.

83902495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453569.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 83902495 is about 9159.8305115324. The cubic root of 83902495 is about 437.7823940099.

The spelling of 83902495 in words is "eighty-three million, nine hundred two thousand, four hundred ninety-five".