1422404437 has 8 divisors (see below), whose sum is σ = 1429528320. Its totient is φ = 1415290800.

The previous prime is 1422404377. The next prime is 1422404471. The reversal of 1422404437 is 7344042241.

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

It is a cyclic number.

It is not a de Polignac number, because 1422404437 - 2¹¹ = 1422402389 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1422404399 and 1422404408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422404537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556312 + ... + 558862.

It is an arithmetic number, because the mean of its divisors is an integer number (178691040).

Almost surely, 2^1422404437 is an apocalyptic number.

It is an amenable number.

1422404437 is a deficient number, since it is larger than the sum of its proper divisors (7123883).

1422404437 is a wasteful number, since it uses less digits than its factorization.

1422404437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5123.

The product of its (nonzero) digits is 21504, while the sum is 31.

The square root of 1422404437 is about 37714.7774353767. Note that the first 3 decimals coincide. The cubic root of 1422404437 is about 1124.6249118605.

Adding to 1422404437 its reverse (7344042241), we get a palindrome (8766446678).

The spelling of 1422404437 in words is "one billion, four hundred twenty-two million, four hundred four thousand, four hundred thirty-seven".