46420642 has 8 divisors (see below), whose sum is σ = 73726956. Its totient is φ = 21844992.

The previous prime is 46420567. The next prime is 46420643. The reversal of 46420642 is 24602464.

It can be written as a sum of positive squares in 2 ways, for example, as 35271721 + 11148921 = 5939^2 + 3339^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 46420642.

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 3 ways as a sum of consecutive naturals, for example, 682623 + ... + 682690.

Almost surely, 2^46420642 is an apocalyptic number.

46420642 is a deficient number, since it is larger than the sum of its proper divisors (27306314).

46420642 is a wasteful number, since it uses less digits than its factorization.

46420642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365332.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 46420642 is about 6813.2695528652. The cubic root of 46420642 is about 359.3936345926.

The spelling of 46420642 in words is "forty-six million, four hundred twenty thousand, six hundred forty-two".