7631064 has 128 divisors (see below), whose sum is σ = 24960000. Its totient is φ = 2159136.

The previous prime is 7631051. The next prime is 7631077. The reversal of 7631064 is 4601367.

It is an interprime number because it is at equal distance from previous prime (7631051) and next prime (7631077).

It is a super-3 number, since 3×7631064³ (a number of 22 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74037 + ... + 74139.

It is an arithmetic number, because the mean of its divisors is an integer number (195000).

Almost surely, 2^7631064 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 7631064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12480000).

7631064 is an abundant number, since it is smaller than the sum of its proper divisors (17328936).

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

7631064 is a wasteful number, since it uses less digits than its factorization.

7631064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 7631064 is about 2762.4380536041. The cubic root of 7631064 is about 196.8770222015.

The spelling of 7631064 in words is "seven million, six hundred thirty-one thousand, sixty-four".