1423722502 has 4 divisors (see below), whose sum is σ = 2135583756. Its totient is φ = 711861250.

The previous prime is 1423722481. The next prime is 1423722533. The reversal of 1423722502 is 2052273241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2052273241 = 1823 ⋅1125767.

It is a super-2 number, since 2×1423722502² = 4053971525402280008, which contains 22 as substring.

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, 355930624 + ... + 355930627.

It is an arithmetic number, because the mean of its divisors is an integer number (533895939).

Almost surely, 2^1423722502 is an apocalyptic number.

1423722502 is a deficient number, since it is larger than the sum of its proper divisors (711861254).

1423722502 is an equidigital number, since it uses as much as digits as its factorization.

1423722502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711861253.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 1423722502 is about 37732.2475079341. The cubic root of 1423722502 is about 1124.9721809088.

Adding to 1423722502 its reverse (2052273241), we get a palindrome (3475995743).

The spelling of 1423722502 in words is "one billion, four hundred twenty-three million, seven hundred twenty-two thousand, five hundred two".