2190478202 has 16 divisors (see below), whose sum is σ = 3599811072. Its totient is φ = 991396320.

The previous prime is 2190478187. The next prime is 2190478217. The reversal of 2190478202 is 2028740912.

It is an interprime number because it is at equal distance from previous prime (2190478187) and next prime (2190478217).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208538 + ... + 218789.

It is an arithmetic number, because the mean of its divisors is an integer number (224988192).

Almost surely, 2^2190478202 is an apocalyptic number.

2190478202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2190478202 is a deficient number, since it is larger than the sum of its proper divisors (1409332870).

2190478202 is a wasteful number, since it uses less digits than its factorization.

2190478202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427573.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 2190478202 is about 46802.5448239730. The cubic root of 2190478202 is about 1298.7123743617.

The spelling of 2190478202 in words is "two billion, one hundred ninety million, four hundred seventy-eight thousand, two hundred two".