7148466 has 64 divisors (see below), whose sum is σ = 18144000. Its totient is φ = 2066688.

The previous prime is 7148461. The next prime is 7148489. The reversal of 7148466 is 6648417.

7148466 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×7148466² = 102201132306312, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7148466.

It is not an unprimeable number, because it can be changed into a prime (7148461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11635 + ... + 12233.

It is an arithmetic number, because the mean of its divisors is an integer number (283500).

Almost surely, 2^7148466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7148466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9072000).

7148466 is an abundant number, since it is smaller than the sum of its proper divisors (10995534).

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

7148466 is a wasteful number, since it uses less digits than its factorization.

7148466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640 (or 634 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 7148466 is about 2673.6615343009. The cubic root of 7148466 is about 192.6360740263.

It can be divided in two parts, 714 and 8466, that added together give a triangular number (9180 = T₁₃₅).

The spelling of 7148466 in words is "seven million, one hundred forty-eight thousand, four hundred sixty-six".