46937721 has 16 divisors (see below), whose sum is σ = 63814464. Its totient is φ = 30681024.

The previous prime is 46937717. The next prime is 46937783. The reversal of 46937721 is 12773964.

It is not a de Polignac number, because 46937721 - 2² = 46937717 is a prime.

It is a zygodrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 46937721.

It is not an unprimeable number, because it can be changed into a prime (46937791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58495 + ... + 59291.

It is an arithmetic number, because the mean of its divisors is an integer number (3988404).

Almost surely, 2^46937721 is an apocalyptic number.

It is an amenable number.

46937721 is a deficient number, since it is larger than the sum of its proper divisors (16876743).

46937721 is a wasteful number, since it uses less digits than its factorization.

46937721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160.

The product of its digits is 63504, while the sum is 39.

The square root of 46937721 is about 6851.1109318124. The cubic root of 46937721 is about 360.7231374994.

The spelling of 46937721 in words is "forty-six million, nine hundred thirty-seven thousand, seven hundred twenty-one".