73401306 has 16 divisors (see below), whose sum is σ = 160148448. Its totient is φ = 22242800.

The previous prime is 73401271. The next prime is 73401319. The reversal of 73401306 is 60310437.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556005 + ... + 556136.

It is an arithmetic number, because the mean of its divisors is an integer number (10009278).

Almost surely, 2^73401306 is an apocalyptic number.

73401306 is an abundant number, since it is smaller than the sum of its proper divisors (86747142).

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

73401306 is a wasteful number, since it uses less digits than its factorization.

73401306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112157.

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

The square root of 73401306 is about 8567.4562152368. The cubic root of 73401306 is about 418.6983625047.

It can be divided in two parts, 7340 and 1306, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 73401306 in words is "seventy-three million, four hundred one thousand, three hundred six".