73294380 has 36 divisors (see below), whose sum is σ = 222326832. Its totient is φ = 19545120.

The previous prime is 73294357. The next prime is 73294393. The reversal of 73294380 is 8349237.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×73294380² = 10744132279168800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 203416 + ... + 203775.

Almost surely, 2^73294380 is an apocalyptic number.

It is an amenable number.

73294380 is an abundant number, since it is smaller than the sum of its proper divisors (149032452).

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

73294380 is a wasteful number, since it uses less digits than its factorization.

73294380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407206 (or 407201 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 73294380 is about 8561.2136990032. The cubic root of 73294380 is about 418.4949533270.

The spelling of 73294380 in words is "seventy-three million, two hundred ninety-four thousand, three hundred eighty".