1401432214 has 32 divisors (see below), whose sum is σ = 2612413440. Its totient is φ = 549022752.

The previous prime is 1401432211. The next prime is 1401432217. The reversal of 1401432214 is 4122341041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1401432211) and next prime (1401432217).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401432211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18634 + ... + 56125.

It is an arithmetic number, because the mean of its divisors is an integer number (81637920).

Almost surely, 2^1401432214 is an apocalyptic number.

1401432214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1401432214 is a deficient number, since it is larger than the sum of its proper divisors (1210981226).

1401432214 is a wasteful number, since it uses less digits than its factorization.

1401432214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74884.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1401432214 is about 37435.7077400708. The cubic root of 1401432214 is about 1119.0702887287.

Adding to 1401432214 its reverse (4122341041), we get a palindrome (5523773255).

The spelling of 1401432214 in words is "one billion, four hundred one million, four hundred thirty-two thousand, two hundred fourteen".