541400252 has 6 divisors (see below), whose sum is σ = 947450448. Its totient is φ = 270700124.

The previous prime is 541400227. The next prime is 541400287. The reversal of 541400252 is 252004145.

It is a happy number.

It is a super-2 number, since 2×541400252² = 586228465731327008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67675028 + ... + 67675035.

It is an arithmetic number, because the mean of its divisors is an integer number (157908408).

Almost surely, 2^541400252 is an apocalyptic number.

It is an amenable number.

541400252 is a deficient number, since it is larger than the sum of its proper divisors (406050196).

541400252 is a wasteful number, since it uses less digits than its factorization.

541400252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135350067 (or 135350065 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 541400252 is about 23268.0091971789. The cubic root of 541400252 is about 815.0285420393.

Adding to 541400252 its reverse (252004145), we get a palindrome (793404397).

The spelling of 541400252 in words is "five hundred forty-one million, four hundred thousand, two hundred fifty-two".