7621332 has 24 divisors (see below), whose sum is σ = 18162816. Its totient is φ = 2486208.

The previous prime is 7621259. The next prime is 7621399. The reversal of 7621332 is 2331267.

It is a d-powerful number, because it can be written as 7⁸ + 6² + 2¹⁷ + 1 + 3³ + 3¹³ + 2¹⁷ .

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 7 ways as a sum of consecutive naturals, for example, 6193 + ... + 7320.

It is an arithmetic number, because the mean of its divisors is an integer number (756784).

Almost surely, 2^7621332 is an apocalyptic number.

It is an amenable number.

7621332 is an abundant number, since it is smaller than the sum of its proper divisors (10541484).

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

7621332 is a wasteful number, since it uses less digits than its factorization.

7621332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13567 (or 13565 counting only the distinct ones).

The product of its digits is 1512, while the sum is 24.

The square root of 7621332 is about 2760.6760041700. The cubic root of 7621332 is about 196.7932932806.

Adding to 7621332 its reverse (2331267), we get a palindrome (9952599).

It can be divided in two parts, 76213 and 32, that added together give a triangular number (76245 = T₃₉₀).

The spelling of 7621332 in words is "seven million, six hundred twenty-one thousand, three hundred thirty-two".