73678494 has 16 divisors (see below), whose sum is σ = 147523968. Its totient is φ = 24531672.

The previous prime is 73678489. The next prime is 73678511. The reversal of 73678494 is 49487637.

It is a happy number.

It is a super-3 number, since 3×73678494³ (a number of 25 digits) contains 333 as substring.

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, 802 + ... + 12165.

It is an arithmetic number, because the mean of its divisors is an integer number (9220248).

Almost surely, 2^73678494 is an apocalyptic number.

73678494 is an abundant number, since it is smaller than the sum of its proper divisors (73845474).

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

73678494 is a wasteful number, since it uses less digits than its factorization.

73678494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13919.

The product of its digits is 1016064, while the sum is 48.

The square root of 73678494 is about 8583.6177687500. The cubic root of 73678494 is about 419.2247490329.

The spelling of 73678494 in words is "seventy-three million, six hundred seventy-eight thousand, four hundred ninety-four".