73880378 has 48 divisors (see below), whose sum is σ = 135343872. Its totient is φ = 29952000.

The previous prime is 73880377. The next prime is 73880423. The reversal of 73880378 is 87308837.

It is not an unprimeable number, because it can be changed into a prime (73880377) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114938 + ... + 115578.

It is an arithmetic number, because the mean of its divisors is an integer number (2819664).

Almost surely, 2^73880378 is an apocalyptic number.

73880378 is a deficient number, since it is larger than the sum of its proper divisors (61463494).

73880378 is a wasteful number, since it uses less digits than its factorization.

73880378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711 (or 698 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 73880378 is about 8595.3695673892. The cubic root of 73880378 is about 419.6073011204.

The spelling of 73880378 in words is "seventy-three million, eight hundred eighty thousand, three hundred seventy-eight".