73401398 has 16 divisors (see below), whose sum is σ = 128901024. Its totient is φ = 30690240.

The previous prime is 73401373. The next prime is 73401409. The reversal of 73401398 is 89310437.

It is a congruent number.

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, 63365 + ... + 64512.

It is an arithmetic number, because the mean of its divisors is an integer number (8056314).

Almost surely, 2^73401398 is an apocalyptic number.

73401398 is a deficient number, since it is larger than the sum of its proper divisors (55499626).

73401398 is a wasteful number, since it uses less digits than its factorization.

73401398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127927.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 73401398 is about 8567.4615843901. The cubic root of 73401398 is about 418.6985374346.

The spelling of 73401398 in words is "seventy-three million, four hundred one thousand, three hundred ninety-eight".