7422697344 has 64 divisors (see below), whose sum is σ = 19779852240. Its totient is φ = 2466287616.

The previous prime is 7422697327. The next prime is 7422697361. The reversal of 7422697344 is 4437962247.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (7422697327) and next prime (7422697361).

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 7422697293 and 7422697302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89314 + ... + 151070.

Almost surely, 2^7422697344 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 7422697344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9889926120).

7422697344 is an abundant number, since it is smaller than the sum of its proper divisors (12357154896).

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

7422697344 is a wasteful number, since it uses less digits than its factorization.

7422697344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62087 (or 62075 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 48.

The square root of 7422697344 is about 86155.0772966980. The cubic root of 7422697344 is about 1950.6854784025.

The spelling of 7422697344 in words is "seven billion, four hundred twenty-two million, six hundred ninety-seven thousand, three hundred forty-four".