36140401 has 6 divisors (see below), whose sum is σ = 39724706. Its totient is φ = 32854800.

The previous prime is 36140387. The next prime is 36140407. The reversal of 36140401 is 10404163.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 29170801 + 6969600 = 5401^2 + 2640^2 .

It is not a de Polignac number, because 36140401 - 2⁵ = 36140369 is a prime.

It is a super-2 number, since 2×36140401² = 2612257168881602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36140407) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 149220 + ... + 149461.

Almost surely, 2^36140401 is an apocalyptic number.

It is an amenable number.

36140401 is a deficient number, since it is larger than the sum of its proper divisors (3584305).

36140401 is a wasteful number, since it uses less digits than its factorization.

36140401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298703 (or 298692 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 36140401 is about 6011.6886978619. The cubic root of 36140401 is about 330.6214216615.

Adding to 36140401 its reverse (10404163), we get a palindrome (46544564).

It can be divided in two parts, 361 and 40401, that multiplied together give a square (14584761 = 3819²).

The spelling of 36140401 in words is "thirty-six million, one hundred forty thousand, four hundred one".