46420647 has 32 divisors (see below), whose sum is σ = 79500288. Its totient is φ = 23417856.

The previous prime is 46420643. The next prime is 46420657. The reversal of 46420647 is 74602464.

It is not a de Polignac number, because 46420647 - 2² = 46420643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46420643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2583 + ... + 9975.

It is an arithmetic number, because the mean of its divisors is an integer number (2484384).

Almost surely, 2^46420647 is an apocalyptic number.

46420647 is a deficient number, since it is larger than the sum of its proper divisors (33079641).

46420647 is a wasteful number, since it uses less digits than its factorization.

46420647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7439.

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 46420647 is about 6813.2699197962. The cubic root of 46420647 is about 359.3936474962.

Multiplying 46420647 by its sum of digits (33), we get a palindrome (1531881351).

The spelling of 46420647 in words is "forty-six million, four hundred twenty thousand, six hundred forty-seven".