7620198 has 8 divisors (see below), whose sum is σ = 15240408. Its totient is φ = 2540064.

The previous prime is 7620191. The next prime is 7620227. The reversal of 7620198 is 8910267.

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

7620198 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7620191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 635011 + ... + 635022.

It is an arithmetic number, because the mean of its divisors is an integer number (1905051).

Almost surely, 2^7620198 is an apocalyptic number.

7620198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7620198 is a wasteful number, since it uses less digits than its factorization.

7620198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270038.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 7620198 is about 2760.4706120515. The cubic root of 7620198 is about 196.7835323156.

The spelling of 7620198 in words is "seven million, six hundred twenty thousand, one hundred ninety-eight".