69478072 has 8 divisors (see below), whose sum is σ = 130271400. Its totient is φ = 34739032.

The previous prime is 69478069. The next prime is 69478081. The reversal of 69478072 is 27087496.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4342372 + ... + 4342387.

It is an arithmetic number, because the mean of its divisors is an integer number (16283925).

Almost surely, 2^69478072 is an apocalyptic number.

It is an amenable number.

69478072 is a deficient number, since it is larger than the sum of its proper divisors (60793328).

69478072 is a wasteful number, since it uses less digits than its factorization.

69478072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8684765 (or 8684761 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 69478072 is about 8335.3507424703. The cubic root of 69478072 is about 411.1016811624.

The spelling of 69478072 in words is "sixty-nine million, four hundred seventy-eight thousand, seventy-two".