51070396 has 24 divisors (see below), whose sum is σ = 100435104. Its totient is φ = 22545600.

The previous prime is 51070391. The next prime is 51070399. The reversal of 51070396 is 69307015.

51070396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51070391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20155 + ... + 22546.

It is an arithmetic number, because the mean of its divisors is an integer number (4184796).

Almost surely, 2^51070396 is an apocalyptic number.

It is an amenable number.

51070396 is a deficient number, since it is larger than the sum of its proper divisors (49364708).

51070396 is a wasteful number, since it uses less digits than its factorization.

51070396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42741 (or 42739 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 51070396 is about 7146.3554347653. The cubic root of 51070396 is about 371.0135250311.

The spelling of 51070396 in words is "fifty-one million, seventy thousand, three hundred ninety-six".