401214542 has 8 divisors (see below), whose sum is σ = 602619096. Its totient is φ = 200341512.

The previous prime is 401214533. The next prime is 401214577. The reversal of 401214542 is 245412104.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130988 + ... + 134015.

It is an arithmetic number, because the mean of its divisors is an integer number (75327387).

Almost surely, 2^401214542 is an apocalyptic number.

401214542 is a deficient number, since it is larger than the sum of its proper divisors (201404554).

401214542 is a wasteful number, since it uses less digits than its factorization.

401214542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265762.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 401214542 is about 20030.3405362964. The cubic root of 401214542 is about 737.5512813905.

Adding to 401214542 its reverse (245412104), we get a palindrome (646626646).

The spelling of 401214542 in words is "four hundred one million, two hundred fourteen thousand, five hundred forty-two".