73452378 has 8 divisors (see below), whose sum is σ = 146904768. Its totient is φ = 24484124.

The previous prime is 73452341. The next prime is 73452391. The reversal of 73452378 is 87325437.

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

73452378 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6121026 + ... + 6121037.

It is an arithmetic number, because the mean of its divisors is an integer number (18363096).

Almost surely, 2^73452378 is an apocalyptic number.

73452378 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

73452378 is a wasteful number, since it uses less digits than its factorization.

73452378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12242068.

The product of its digits is 141120, while the sum is 39.

The square root of 73452378 is about 8570.4362782766. The cubic root of 73452378 is about 418.7954489023.

The spelling of 73452378 in words is "seventy-three million, four hundred fifty-two thousand, three hundred seventy-eight".