73378011 has 8 divisors (see below), whose sum is σ = 111814144. Its totient is φ = 41930280.

The previous prime is 73377979. The next prime is 73378031. The reversal of 73378011 is 11087337.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73378011 - 2⁵ = 73377979 is a prime.

It is a super-2 number, since 2×73378011² = 10768664996632242, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73378011.

It is not an unprimeable number, because it can be changed into a prime (73378031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1747075 + ... + 1747116.

It is an arithmetic number, because the mean of its divisors is an integer number (13976768).

Almost surely, 2^73378011 is an apocalyptic number.

73378011 is a deficient number, since it is larger than the sum of its proper divisors (38436133).

73378011 is a wasteful number, since it uses less digits than its factorization.

73378011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3494201.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 73378011 is about 8566.0966023038. The cubic root of 73378011 is about 418.6540644267.

The spelling of 73378011 in words is "seventy-three million, three hundred seventy-eight thousand, eleven".