73949330 has 144 divisors (see below), whose sum is σ = 180247680. Its totient is φ = 21700224.

The previous prime is 73949327. The next prime is 73949339. The reversal of 73949330 is 3394937.

73949330 is nontrivially palindromic in base 12.

It is a super-4 number, since 4×73949330⁴ (a number of 33 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is not an unprimeable number, because it can be changed into a prime (73949339) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1573367 + ... + 1573413.

It is an arithmetic number, because the mean of its divisors is an integer number (1251720).

Almost surely, 2^73949330 is an apocalyptic number.

73949330 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

73949330 is an abundant number, since it is smaller than the sum of its proper divisors (106298350).

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

73949330 is a wasteful number, since it uses less digits than its factorization.

73949330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 38.

The square root of 73949330 is about 8599.3796287872. The cubic root of 73949330 is about 419.7377993084.

The spelling of 73949330 in words is "seventy-three million, nine hundred forty-nine thousand, three hundred thirty".