78346026 has 24 divisors (see below), whose sum is σ = 185181984. Its totient is φ = 23741160.

The previous prime is 78346019. The next prime is 78346067. The reversal of 78346026 is 62064387.

It is a super-2 number, since 2×78346026² = 12276199579985352, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 197646 + ... + 198041.

It is an arithmetic number, because the mean of its divisors is an integer number (7715916).

Almost surely, 2^78346026 is an apocalyptic number.

78346026 is an abundant number, since it is smaller than the sum of its proper divisors (106835958).

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

78346026 is a wasteful number, since it uses less digits than its factorization.

78346026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395706 (or 395703 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 78346026 is about 8851.3290527468. The cubic root of 78346026 is about 427.8967528345.

The spelling of 78346026 in words is "seventy-eight million, three hundred forty-six thousand, twenty-six".