73262420 has 96 divisors (see below), whose sum is σ = 193971456. Its totient is φ = 22579200.

The previous prime is 73262417. The next prime is 73262437. The reversal of 73262420 is 2426237.

It is a self number, because there is not a number n which added to its sum of digits gives 73262420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173810 + ... + 174230.

It is an arithmetic number, because the mean of its divisors is an integer number (2020536).

Almost surely, 2^73262420 is an apocalyptic number.

73262420 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 73262420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96985728).

73262420 is an abundant number, since it is smaller than the sum of its proper divisors (120709036).

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

73262420 is a wasteful number, since it uses less digits than its factorization.

73262420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561 (or 559 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 73262420 is about 8559.3469377050. The cubic root of 73262420 is about 418.4341162695.

Adding to 73262420 its reverse (2426237), we get a palindrome (75688657).

The spelling of 73262420 in words is "seventy-three million, two hundred sixty-two thousand, four hundred twenty".