7242398 has 4 divisors (see below), whose sum is σ = 10863600. Its totient is φ = 3621198.

The previous prime is 7242383. The next prime is 7242409. The reversal of 7242398 is 8932427.

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

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, 1810598 + ... + 1810601.

It is an arithmetic number, because the mean of its divisors is an integer number (2715900).

Almost surely, 2^7242398 is an apocalyptic number.

7242398 is a deficient number, since it is larger than the sum of its proper divisors (3621202).

7242398 is a wasteful number, since it uses less digits than its factorization.

7242398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3621201.

The product of its digits is 24192, while the sum is 35.

The square root of 7242398 is about 2691.1703773637. The cubic root of 7242398 is about 193.4761614676.

The spelling of 7242398 in words is "seven million, two hundred forty-two thousand, three hundred ninety-eight".