7422498720 has 768 divisors, whose sum is σ = 32514048000. Its totient is φ = 1539772416.

The previous prime is 7422498689. The next prime is 7422498731. The reversal of 7422498720 is 278942247.

7422498720 is a `hidden beast` number, since 74 + 22 + 498 + 72 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 31056361 + ... + 31056599.

It is an arithmetic number, because the mean of its divisors is an integer number (42336000).

Almost surely, 2^7422498720 is an apocalyptic number.

7422498720 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7422498720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16257024000).

7422498720 is an abundant number, since it is smaller than the sum of its proper divisors (25091549280).

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

7422498720 is a wasteful number, since it uses less digits than its factorization.

7422498720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362 (or 348 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The square root of 7422498720 is about 86153.9245768874. The cubic root of 7422498720 is about 1950.6680787794.

The spelling of 7422498720 in words is "seven billion, four hundred twenty-two million, four hundred ninety-eight thousand, seven hundred twenty".