80217402 has 16 divisors (see below), whose sum is σ = 164348352. Its totient is φ = 26086880.

The previous prime is 80217383. The next prime is 80217409. The reversal of 80217402 is 20471208.

It is not an unprimeable number, because it can be changed into a prime (80217409) 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, 162798 + ... + 163289.

It is an arithmetic number, because the mean of its divisors is an integer number (10271772).

Almost surely, 2^80217402 is an apocalyptic number.

80217402 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

80217402 is an abundant number, since it is smaller than the sum of its proper divisors (84130950).

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

80217402 is a wasteful number, since it uses less digits than its factorization.

80217402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326133.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 80217402 is about 8956.4168058437. The cubic root of 80217402 is about 431.2769003174.

The spelling of 80217402 in words is "eighty million, two hundred seventeen thousand, four hundred two".