47772070 has 8 divisors (see below), whose sum is σ = 85989744. Its totient is φ = 19108824.

The previous prime is 47772059. The next prime is 47772071. The reversal of 47772070 is 7027774.

47772070 = 1536² + 1537² + ... + 1555².

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47772071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2388594 + ... + 2388613.

It is an arithmetic number, because the mean of its divisors is an integer number (10748718).

Almost surely, 2^47772070 is an apocalyptic number.

47772070 is a deficient number, since it is larger than the sum of its proper divisors (38217674).

47772070 is a wasteful number, since it uses less digits than its factorization.

47772070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4777214.

The product of its (nonzero) digits is 19208, while the sum is 34.

The square root of 47772070 is about 6911.7342252144. The cubic root of 47772070 is about 362.8479607755.

The spelling of 47772070 in words is "forty-seven million, seven hundred seventy-two thousand, seventy".