7020000398 has 4 divisors (see below), whose sum is σ = 10530000600. Its totient is φ = 3510000198.

The previous prime is 7020000371. The next prime is 7020000409. The reversal of 7020000398 is 8930000207.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 7020000398.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1755000098 + ... + 1755000101.

It is an arithmetic number, because the mean of its divisors is an integer number (2632500150).

Almost surely, 2^7020000398 is an apocalyptic number.

7020000398 is a deficient number, since it is larger than the sum of its proper divisors (3510000202).

7020000398 is a wasteful number, since it uses less digits than its factorization.

7020000398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3510000201.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 7020000398 is about 83785.4426377279. The cubic root of 7020000398 is about 1914.7513258437.

The spelling of 7020000398 in words is "seven billion, twenty million, three hundred ninety-eight", and thus it is an aban number.