46979142 has 24 divisors (see below), whose sum is σ = 109299096. Its totient is φ = 13422528.

The previous prime is 46979113. The next prime is 46979171. The reversal of 46979142 is 24197964.

It is an interprime number because it is at equal distance from previous prime (46979113) and next prime (46979171).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 46979094 and 46979103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79603 + ... + 80190.

It is an arithmetic number, because the mean of its divisors is an integer number (4554129).

Almost surely, 2^46979142 is an apocalyptic number.

46979142 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

46979142 is an abundant number, since it is smaller than the sum of its proper divisors (62319954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46979142 is a wasteful number, since it uses less digits than its factorization.

46979142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159812 (or 159805 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 46979142 is about 6854.1332055921. The cubic root of 46979142 is about 360.8292150832.

The spelling of 46979142 in words is "forty-six million, nine hundred seventy-nine thousand, one hundred forty-two".