151949400 has 96 divisors (see below), whose sum is σ = 498785040. Its totient is φ = 38133760.

The previous prime is 151949393. The next prime is 151949407. The reversal of 151949400 is 4949151.

It is an interprime number because it is at equal distance from previous prime (151949393) and next prime (151949407).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151949407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2752 + ... + 17648.

Almost surely, 2^151949400 is an apocalyptic number.

151949400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151949400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249392520).

151949400 is an abundant number, since it is smaller than the sum of its proper divisors (346835640).

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

151949400 is a wasteful number, since it uses less digits than its factorization.

151949400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14933 (or 14924 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 151949400 is about 12326.7757341488. The cubic root of 151949400 is about 533.6211033809.

The spelling of 151949400 in words is "one hundred fifty-one million, nine hundred forty-nine thousand, four hundred".