146870072 has 16 divisors (see below), whose sum is σ = 291580560. Its totient is φ = 69115264.

The previous prime is 146870051. The next prime is 146870081. The reversal of 146870072 is 270078641.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539828 + ... + 540099.

It is an arithmetic number, because the mean of its divisors is an integer number (18223785).

Almost surely, 2^146870072 is an apocalyptic number.

It is an amenable number.

146870072 is a deficient number, since it is larger than the sum of its proper divisors (144710488).

146870072 is a wasteful number, since it uses less digits than its factorization.

146870072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079950 (or 1079946 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 146870072 is about 12118.9963280793. The cubic root of 146870072 is about 527.6076726665.

The spelling of 146870072 in words is "one hundred forty-six million, eight hundred seventy thousand, seventy-two".