787672 has 8 divisors (see below), whose sum is σ = 1476900. Its totient is φ = 393832.

The previous prime is 787667. The next prime is 787697. The reversal of 787672 is 276787.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49222 + ... + 49237.

2⁷⁸⁷⁶⁷² is an apocalyptic number.

It is an amenable number.

787672 is a deficient number, since it is larger than the sum of its proper divisors (689228).

787672 is a wasteful number, since it uses less digits than its factorization.

787672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98465 (or 98461 counting only the distinct ones).

The product of its digits is 32928, while the sum is 37.

The square root of 787672 is about 887.5088731951. The cubic root of 787672 is about 92.3524601935.

It can be divided in two parts, 78 and 7672, that added together give a triangular number (7750 = T₁₂₄).

The spelling of 787672 in words is "seven hundred eighty-seven thousand, six hundred seventy-two".