1422762648 has 64 divisors (see below), whose sum is σ = 3649816800. Its totient is φ = 461905920.

The previous prime is 1422762643. The next prime is 1422762703. The reversal of 1422762648 is 8462672241.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422762643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 992140 + ... + 993572.

Almost surely, 2^1422762648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1422762648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1824908400).

1422762648 is an abundant number, since it is smaller than the sum of its proper divisors (2227054152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1422762648 is a wasteful number, since it uses less digits than its factorization.

1422762648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2492 (or 2488 counting only the distinct ones).

The product of its digits is 258048, while the sum is 42.

The square root of 1422762648 is about 37719.5260839794. The cubic root of 1422762648 is about 1124.7193105165.

The spelling of 1422762648 in words is "one billion, four hundred twenty-two million, seven hundred sixty-two thousand, six hundred forty-eight".