1424923198 has 4 divisors (see below), whose sum is σ = 2137384800. Its totient is φ = 712461598.

The previous prime is 1424923193. The next prime is 1424923223. The reversal of 1424923198 is 8913294241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8913294241 = 139 ⋅64124419.

It is a super-2 number, since 2×1424923198² = 4060812240397094408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424923193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356230798 + ... + 356230801.

It is an arithmetic number, because the mean of its divisors is an integer number (534346200).

Almost surely, 2^1424923198 is an apocalyptic number.

1424923198 is a deficient number, since it is larger than the sum of its proper divisors (712461602).

1424923198 is an equidigital number, since it uses as much as digits as its factorization.

1424923198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712461601.

The product of its digits is 124416, while the sum is 43.

The square root of 1424923198 is about 37748.1548953058. The cubic root of 1424923198 is about 1125.2883403794.

The spelling of 1424923198 in words is "one billion, four hundred twenty-four million, nine hundred twenty-three thousand, one hundred ninety-eight".